CN208366834U - It can recognize chip and water quality many reference amounts detection device - Google Patents
It can recognize chip and water quality many reference amounts detection device Download PDFInfo
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- CN208366834U CN208366834U CN201820700170.4U CN201820700170U CN208366834U CN 208366834 U CN208366834 U CN 208366834U CN 201820700170 U CN201820700170 U CN 201820700170U CN 208366834 U CN208366834 U CN 208366834U
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- 238000001514 detection method Methods 0.000 title claims abstract description 129
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- 238000006243 chemical reaction Methods 0.000 claims abstract description 66
- 238000002835 absorbance Methods 0.000 claims description 7
- 238000004566 IR spectroscopy Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000001069 Raman spectroscopy Methods 0.000 claims description 3
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
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- 239000000126 substance Substances 0.000 abstract description 4
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- 230000003287 optical effect Effects 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 7
- 239000013307 optical fiber Substances 0.000 description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 229910052698 phosphorus Inorganic materials 0.000 description 5
- 239000011574 phosphorus Substances 0.000 description 5
- 238000004611 spectroscopical analysis Methods 0.000 description 5
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- 238000012935 Averaging Methods 0.000 description 1
- NWFNMRFBJUONKD-UHFFFAOYSA-N Digipurpurogenin-I Natural products C1C=C2CC(O)CCC2(C)C2C1C1(O)CCC(C(=O)C)C1(C)C(O)C2 NWFNMRFBJUONKD-UHFFFAOYSA-N 0.000 description 1
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- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The utility model relates to field of chemical detection, a kind of recognizable chip and water quality many reference amounts detection device are disclosed.The chip has multiple reaction tanks, and multiple reaction tanks are arranged in using the center of the recognizable chip to be correspondingly arranged on the label for determining detection signal with the reaction tank on more than one circumference in the center of circle.The recognizable chip light path of the utility model is simple, and operation difficulty is low, can meet the requirement of multi-signal while detection.
Description
Technical field
The utility model relates to field of chemical detection, and in particular to a kind of recognizable chip and the detection of water quality many reference amounts are set
It is standby.
Background technique
One of developing direction of modern age instrument is miniaturization, integrated, portability.No matter in life science, chemical
The appearance of field or field of environment protection, micro-total analysis system (microTAS) has had resulted in revolutionary variation.It is micro- complete
The purpose of analysis is that function is integrated, sample preparation, separation, purifying, the reaction, prison that will need to realize in laboratory originally
The integration of the sophisticated functions such as survey focuses on the micro analytical device even chip of credit card-sized, therefore also referred to as " chip is real
Test room ".
Micro-total analysis technology is proposed the nineties in last century by Manz etc., has benefited from the phases such as micro electro mechanical processing, biochemistry
The development of pass technology has been increasingly becoming the cutting edge technology of analytical chemistry.It is with a series of spies for being different from traditional technology
Point: 1) effective heat and mass and characteristic dimension is small, thus processing speed is fast, high-efficient；2) reagent loss is small；3) equipment size
Small, light-weight, function integrated-type height；4) individual equipment is at low cost when producing in enormous quantities.It is widely applied rapidly in these advantages
In fields such as drug screening, high-flux sequence, molecular diagnosis, environment monitorings, portability and function integration are especially on site
In detection application, the scene that can not be popularized or be limited for laboratory test provides solution.Above-mentioned scene includes but unlimited
In: Emergent detection, water quality on-site test, biochemical analysis patient survey etc. certainly after accident.
The method detected to reaction signal on chip mainly has optical detection, Electrochemical Detection, Mass Spectrometer Method etc..Its
Middle optical detection includes fluorescence, absorbance, chemiluminescence, infrared spectroscopy, ultraviolet spectra, refractive index detection etc.；Electrochemical Detection
Including ampere, conductance, potentiometric detection etc.；Mass Spectrometer Method includes LC-MS spectrometry and Matrix assisted laser desorption ionization
Mass Spectrometer Method etc..Wherein optical detection due to high sensitivity, it is contactless do not influence reaction itself, noise it is smaller and specific good
The advantages that more favored.
As the necessary component of micro-total analysis technology, when being applied to on-site test scene, detection technique on chip
It should also be as developing towards micromation, portability, simple operation direction, such as hand-held spectrophotometer, the Raman of POS machine size
Spectrometer, infrared spectroscopy are even emerged with direct photographic analysis of smart phone etc. one after another.Simultaneously as the object of on-site test
Often more than one, multi-parameter, multiple target objects detect simultaneously becomes great demand.In view of this, how will there is multi-parameter detection
The micro-total analysis chip of function is organically combined with small-sized spectral analysis technique and is examined on site as the application of micro-total analysis Technique Popularizing
Survey scene major issue to be solved.
Currently, having been able to realize single sample introduction, more reactions while carry out, the method one of use by chip design people
As be that differential responses (being limited in differential responses pond) are distributed on the different spatial position of chip, read when or will inspection
Survey optical path is moved to differential responses Chi Chu and reads each reaction tank signal one by one, or obtains the signal of chip entirety, data analysis
The independent analysis of each signal of Shi Jinhang.The former requires the movement of light path, is not easy to be accurately positioned, and reading error is larger and is not easy
Operation, the latter be not suitable for then infrared spectroscopy, absorbance etc. can not Signal averaging analysis method.
Utility model content
The purpose of this utility model is to overcome the limited problems of chip detecting equipment of the existing technology application, mention
For a kind of recognizable chip and water quality many reference amounts detection device, the utility model is by can recognize the label being arranged on chip
The detection mode of needs is easily identified, detection process is easy to operate, and the detection of a variety of methods can be rapidly completed.
To achieve the goals above, on the one hand the utility model provides a kind of recognizable chip, which has multiple anti-
Ying Chi, multiple reaction tanks are arranged in using the center of the recognizable chip as on more than one circumference in the center of circle, and described
Reaction tank is correspondingly arranged on the label for determining detection signal.
Preferably, the label being provided with for determining detection signal is respectively corresponded with each reaction tank.
Preferably, the recognizable chip is circle.
Preferably, the multiple reaction tank is arranged in using the center of the recognizable chip as on the circumference in the center of circle.
Preferably, the reaction tank is divided into multiple groups, and every group of reaction tank has multiple reaction tanks, every group of multiple reaction tanks
It is separately positioned on using the center of the recognizable chip as on one in one group of concentric circles in center of circle circumference.
Preferably, fixation member is provided at the center of the recognizable chip, the fixation member is used for can by described in
Identification chip is fixed on detection means, and the recognizable chip can be rotated in detection device.
Preferably, the chip is glass-chip, quartz chip or high molecular material chip.
The utility model second aspect provides a kind of water quality many reference amounts detection device, which includes
Chip-detecting apparatus, and it is capable of fixing the above-mentioned recognizable chip on the chip-detecting apparatus, and the recognizable core
Piece can be rotated in the chip-detecting apparatus.
Preferably, there is signal identification component and more than one detection part, the signal in the chip-detecting apparatus
Identification component be used for detect on the recognizable chip for determine detection signal label, the detection part and it is described can
The label for determining detection signal on identification chip is corresponding.
Preferably, the recognizable chip can be by driving either manually or by the driving part in chip-detecting apparatus
It is rotated around the center of the recognizable chip.
Preferably, the detection part is chromaticity sensing section, absorbance detection component, fluorescence signal detection part, draws
One of graceful signal detecting part and infrared spectroscopy detection part are a variety of.
Preferably, which further includes sample introduction component, the driving part for driving chip rotation, signal
One of acquisition component, data processor, data output component and data transfer component are a variety of.
Under the scene for needing the optical signalling in the reaction tank to positions multiple on chip to measure, existing fixation
Chip, mobile light path method and obtain the method for entire chip signal that there are reading errors be big, method for detecting is limited etc.
Problem.The utility model proposes a kind of fixed axis of rotation and optical path positions, are tested one by one by rotary chip reaction tank
Recognizable chip, the beneficial effect that can achieve has:
1) detection mode of needs is easily identified by the label being arranged on chip, test is quick, accurate, repeatable
By force；
2) reading for realizing different location signal in turn, is rotated by chip, without the physical location of mobile test optical path,
Mechanical position is reduced, space is saved, while being reduced due to measurement error caused by positioning；
3) reading while can realizing multi-parameter in a short time；
4) allow using absorbance method, Raman spectroscopy, infra-red sepectrometry, ultraviolet spectroscopy, chemoluminescence method, fluorescence
The multiple spectrums analysis method such as method, chromatmetry, is not limited by analysis method；
5) due to acquiring signal one by one using for single reaction pond, method is integrally read simultaneously with chip (such as to chip
Entirety is taken pictures) ratioing signal intensity is high, noise is low.
6) detection that a chip can be completed in a short time a variety of different Testing index, detection process operation is used only
Simplicity, accuracy is high, is conducive to the miniaturization and portability of detection device, is applicable to the demand of a variety of detection scenes.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of recognizable chip of the utility model；
Fig. 2 is that the another kind of the utility model can recognize the structural schematic diagram of chip；
Fig. 3 is the structural schematic diagram of the water quality many reference amounts detection device of the utility model.
Description of symbols
1, light source 2, branch optical fiber
3, spectroscopy equipment
Specific embodiment
The endpoint of disclosed range and any value are not limited to the accurate range or value herein, these ranges or
Value should be understood as comprising the value close to these ranges or value.For numberical range, between the endpoint value of each range, respectively
It can be combined with each other between the endpoint value of a range and individual point value, and individually between point value and obtain one or more
New numberical range, these numberical ranges should be considered as specific open herein.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower, left and right " is usual
Refer to the upper and lower, left and right in attached drawing.
Recognizable chip provided by the utility model, as shown in Figs. 1-2, the chip have multiple reaction tanks, multiple described
Reaction tank is arranged in using the center of the recognizable chip to be correspondingly arranged on more than one circumference in the center of circle with the reaction tank
There is the label for determining detection signal.
Such as above-mentioned, the recognizable chip in the utility model, letter is detected for determining by being correspondingly arranged on reaction tank
Number label, so as to can recognize chip use process in, by rotary chip, so that the reaction tank in chip is located at
The corresponding inspection positions of detection device, while can determine corresponding detection part.Preferably, right respectively with each reaction tank
It should be provided with the label for determining detection signal, thus a chip can be completed in a short time a variety of different Testing index
Detection.And detection process is easy to operate, and accuracy is high, and can be suitable for various detection methods.
In the present invention, the label can be the label with specific color or shape, such as can pass through
Printing the modes such as is pasted and is formed on the recognizable chip, be also possible to the groove with specific shape on chip,
Notch etc..There is no particular limitation for the shape of the label, achievees the purpose that identify and distinguish between, such as can be triangle
Shape, square, regular pentagon, star, naturally it is also possible to for number, letter or various irregular shapes.In recognizable core
On piece can only be arranged 1 above-mentioned label, the label be used to determine chip detection signal (can be same detection signal,
Can be the detection ordering of unlike signal in multiple reaction tanks), thus just when carrying out different tests with the recognizable chip of difference
In determining detection mode；One group of even each corresponding detection signal of reaction tank setting can also be corresponded on it can recognize chip,
To complete the detection of unlike signal in a chip.
In the present invention, there is no particular limitation for the shape of the recognizable chip, can be commonly used in micro- complete
The various shape of analysis chip, from the point of view of convenient for rotation, the recognizable chip is preferably circular or regular polygon, more
It is preferably circular.When the recognizable chip is round, preferably rotated around its center of circle.
According to the utility model, as long as after the set-up mode of the multiple reaction tank rotates chip, differential responses pond
The detection zone of detection device can be located at.By the multiple reaction tank being arranged in the recognizable chip
The heart be the center of circle more than one circumference on, so as to use single detection part complete chip on multiple reaction tanks detection,
Achieve the purpose that batch detection.
In the present invention, the reaction tank on the recognizable chip can be 2 or more, preferably 5 or more, more
Preferably 10-50.
A preferred embodiment according to the present utility model, as shown in Figure 1, the multiple reaction tank is arranged with institute
The center for stating recognizable chip is on the circumference in the center of circle.Center of the i.e. the multiple reaction tank apart from the recognizable chip away from
From equal.
A preferred embodiment according to the present utility model, as shown in Fig. 2, the reaction tank is divided into multiple groups, and every
Group reaction tank has multiple reaction tanks, and every group of multiple reaction tanks are separately positioned on using the center of the recognizable chip as the center of circle
One group of concentric circles on one circumference.That is the distance phase at center of every group of the multiple reaction tanks apart from the recognizable chip
Deng.At this point, there is no particular limitation for the set-up mode of label, from the point of view of makeup of conforming to the principle of simplicity is set, every group of reaction tank is preferably corresponded to
The mark for detecting same signal is set.
According to the utility model, it is preferable that be provided with fixation member, the fixed part at the center of the recognizable chip
Part is used to fix the recognizable chip on detection means, and the recognizable chip can carry out in detection device
Rotation.Above-mentioned rotation is preferably carried out around the center of the recognizable chip.The fixation member can be for buckle or screw thread
Isostructural hollow bore configuration, groove structure, sucker structure or loop fastener structures etc., as long as the recognizable chip can be fixed on
In detection device, and the recognizable chip can be rotated in detection device.
According to the utility model, there is no particular limitation for the material of the chip, preferably the light absorption to test section
Lesser translucency material, such as the chip can be glass-chip, quartz chip or high molecular material chip etc..It is wherein excellent
Select glass-chip, organic glass chip etc..
Water quality many reference amounts detection device provided by the utility model, as shown in figure 3, the water quality many reference amounts detection device includes
Chip-detecting apparatus, and the above-mentioned recognizable chip being fixed on the chip-detecting apparatus, and the recognizable chip energy
It is enough to be rotated in detection device.
There is signal in the preferably described chip-detecting apparatus in order to realize the detection of many kinds of parameters according to the utility model
Identification component and more than one detection part, the signal identification component is used to detect to be used to determine on the recognizable chip
The label of signal is detected, the detection part is used to determine that the detection label of signal to be corresponding on the recognizable chip.
In the rotary course of chip, the identification component, which identifies, can recognize the label that each reaction tank setting is corresponded on chip, then divide
The detection mode that each reaction tank needs to use is not determined, to realize the detection respectively to unlike signal object.
According to the utility model, there is no particular limitation for the rotating manner of the recognizable chip, it is preferable that described to know
Other chip can be rotated in detection device by driving either manually or by the driving part in chip-detecting apparatus, excellent
It selects and is rotated around the center of the recognizable chip.From detection device is simplified, cost is reduced, is examined convenient for the angle of portable operation
Consider, the recognizable chip, which preferably passes through, can be manually rotated.And from detection efficiency is improved, the angle detected on a large scale is realized in the short time
Degree considers that the recognizable chip preferably passes through the driving rotation of the driving part in chip-detecting apparatus.
According to the utility model, there is no particular limitation for the detection part, can be used for the various detections of chip detection
Component, such as the detection part can be chromaticity sensing section, absorbance detection component, fluorescence signal detection part, Raman
One of signal detecting part and infrared spectroscopy detection part are a variety of.It is wherein preferably absorbance detection component and/or glimmering
Photodetector.
A preferred embodiment according to the present utility model, the detection part is by light source 1, branch optical fiber 2 and light
Equipment 3 is composed to constitute.The light source 1 is for generating the light for carrying out testing required wavelength, and the branch optical fiber 2 is used for while detection is more
Optical signalling in a reaction tank, the spectroscopy equipment 3 are used to collect optical signal generating or after absorbing.When recognizable core
When on piece is provided with the more than two reaction tank not equal with the centre distance of the recognizable chip, the branch optical fiber 2 can be with
The incident light that will test is divided into multichannel, to realize the detection for the reaction tank not waited with the centre distance of the recognizable chip.
According to the utility model, in order to realize that function is integrated, which can also include sample introduction portion
One of part, signal acquisition component, data processor, data output component and data communication component are a variety of.As this
A kind of preferred embodiment of water quality many reference amounts detection device comprising data processor, data output component, data transmission
Component.As the data processor, the central processing unit etc. including controller, arithmetic unit and register can be；As
The data output component may include having display screen, touch screen, voice output of images outputting function etc.；As described
Initial data can be uploaded to remote server and remotely be handled, then result is returned directly to refer to by data transfer component
Determine terminal, data processor can also be generated to treated information remote transmitting to cloud and carry out information collection.
The utility model additionally provides a kind of detection method, this method comprises: using above-mentioned recognizable chip or above-mentioned
Water quality many reference amounts detection device, by rotating the sample detection in the recognizable chip progress differential responses pond.As above-mentioned, inspection
During survey, by the way that recognizable chip to be fixed in detection device, and by the modes rotary chip such as manual, so that different anti-
Ying Chi enters the detectable region of detection device, the label on the signal identification component identification chip of detection device, detection part
Each reaction tank is detected.
The utility model additionally provides above-mentioned recognizable chip, above-mentioned water quality many reference amounts detection device or above-mentioned detection
Application of the method in environmental pollution analyte detection, in-vitro diagnosis or micro-total analysis chip field.The above-mentioned of the utility model can recognize
Chip, above-mentioned water quality many reference amounts detection device and above-mentioned detection method can be readily achieved a large amount of samples in a short time
Measurement is particularly suitable for the application of water quality many reference amounts detection.
In utility model, there is no particular limitation for sample detected, as long as can be reacted or be examined in the chips
The fluid sample of the operations such as survey, such as can be water sample, humoral sample, liquid food etc..
The utility model will be described in detail by embodiment below.In following embodiment, specific detection agents
Respectively Japan's commercially available product that vertical physical and chemical company's trade mark is WAK altogether, sample COD, total nitrogen, sulfide, total phosphorus titer mix
Close solution.
Embodiment 1
Using band, there are four types of the circles of not isolabeling can recognize that chip, all 12 reaction tanks are averaged scattering device away from core
On the circumference of the center of circle equidistance R of piece.Using the hand-held spectrophotometer structure of rotary fixing frame built in as shown in Figure 3
At water quality many reference amounts detection device, which is made of light source 1, branch optical fiber 2 and spectroscopy equipment 3, and is prefixed
Measuring wavelength is optional 410nm (total nitrogen), 620nm (COD), 665nm (sulfide), 880nm (total phosphorus).Hand is used when test
Dynamic formula rotary process, rotates chip around the center of circle.Specific detection agents are prefixed on it can recognize chip, are drawn by sample solution
After entering reaction tank, reacts with preset reaction reagent, absorption values are read after 30min.
1-3 is total nitrogen detection cell in 12 reaction tanks, and 4-6 is COD detection cell, and 7-9 is sulfide detection cell, and 10-12 is
Total phosphorus detection cell corresponds to reaction tank in 4 groups and different labels is respectively set.It can be manually rotated chip and pass through above-mentioned reaction tank one by one,
Water quality many reference amounts detection device determines the corresponding measurement wavelength of index to be detected after detecting above-mentioned label, then changes light source
Wavelength is simultaneously measured.The corresponding concentration measured is respectively such as the following table 1:
Table 1
Embodiment 2
Using band, there are four types of the circles of not isolabeling can recognize that chip, 4 reaction tanks are averaged scattering device away from chip
The distance in the center of circle is the circle that distance of the scattering device in the center of circle away from chip is R2 in addition, 4 reaction tanks are averaged on the circumference of R1
Zhou Shang.Water quality many reference amounts detection device is constituted using the hand-held spectrophotometer of rotary fixing frame built in as shown in Figure 3,
The spectrophotometer is made of light source 1, branch optical fiber 2 and spectroscopy equipment 3, and being prefixed measurement wavelength is optional 410nm
(total nitrogen), 620nm (COD), 665nm (sulfide), 880nm (total phosphorus).Hand rotary process is used when test, makes chip around circle
Heart rotation.Specific detection agents are prefixed on it can recognize chip, it is and preset anti-after sample solution is introduced reaction tank
It answers reagent to react, absorption values is read after 30min.
It 1,2 is total nitrogen detection cell that the distance in the center of circle away from chip, which is on the circumference of R1, in 8 reaction tanks, and 3,4 detect for COD
Pond, it 5,6 is sulfide detection cell that distance, which is on the circumference of R2,7,8 is total phosphorus detection cell.Reaction tank is corresponded in 4 groups to be respectively set
Different labels.It can be manually rotated chip and pass through above-mentioned reaction tank one by one, after water quality many reference amounts detection device detects above-mentioned label
It determines the corresponding measurement wavelength of index to be detected, is then measured.The corresponding concentration measured is respectively such as the following table 2:
Table 2
Preferred embodiments of the present invention are described in detail above, still, the utility model is not limited to this.At this
In the range of the technology design of utility model, a variety of simple variants can be carried out to the technical solution of the utility model, including each
Technical characteristic is combined with any other suitable method, these simple variants and combination equally should be considered as the utility model
Disclosure of that belongs to the protection scope of the utility model.
Claims (10)
1. a kind of recognizable chip, which is characterized in that the chip has multiple reaction tanks, and multiple reaction tanks are arranged with institute
The center for stating recognizable chip is to be correspondingly arranged on the reaction tank for determining detection letter on more than one circumference in the center of circle
Number label.
2. recognizable chip according to claim 1, which is characterized in that respectively correspond to be provided with each reaction tank and be used for
Determine the label of detection signal.
3. recognizable chip according to claim 1, which is characterized in that the reaction tank is arranged with the recognizable core
The center of piece is on the circumference in the center of circle.
4. recognizable chip according to claim 1, which is characterized in that the reaction tank is divided into multiple groups, and every group of reaction
Pond has multiple reaction tanks, and every group of multiple reaction tanks are separately positioned on one group using the center of the recognizable chip as the center of circle
In concentric circles on one circumference.
5. recognizable chip described in any one of -4 according to claim 1, which is characterized in that in the recognizable chip
Fixation member is provided at the heart, the fixation member is used for the recognizable chip is fixed on detection means and described
Recognizable chip can be rotated in detection device.
6. recognizable chip described in any one of -4 according to claim 1, which is characterized in that the chip is glass core
Piece, quartz chip or high molecular material chip.
7. a kind of water quality many reference amounts detection device, which is characterized in that the water quality many reference amounts detection device includes chip-detecting apparatus,
And the recognizable chip described in any one of being capable of fixing claim 1-6 on the chip-detecting apparatus, and institute
Stating recognizable chip can be rotated in the chip-detecting apparatus.
8. water quality many reference amounts detection device according to claim 7, which is characterized in that have in the chip-detecting apparatus
Signal identification component and more than one detection part；
The signal identification component is used to detect the label for determining detection signal on the recognizable chip；
The detection part is used to determine that the detection label of signal to be corresponding on the recognizable chip.
9. water quality many reference amounts detection device according to claim 8, which is characterized in that the detection part is colorimetric detection
One in component, absorbance detection component, fluorescence signal detection part, Raman signal detection component and infrared spectroscopy detection part
Kind is a variety of.
10. water quality many reference amounts detection device according to claim 7 or 8, which is characterized in that water quality many reference amounts detection is set
Standby further includes sample introduction component, the driving part for driving chip rotation, signal acquisition component, data processor, data output section
One of part and data transfer component are a variety of.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820700170.4U CN208366834U (en) | 2018-05-11 | 2018-05-11 | It can recognize chip and water quality many reference amounts detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820700170.4U CN208366834U (en) | 2018-05-11 | 2018-05-11 | It can recognize chip and water quality many reference amounts detection device |
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|---|---|
| CN208366834U true CN208366834U (en) | 2019-01-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470617A (en) * | 2018-05-11 | 2019-11-19 | 中国石油化工股份有限公司 | It can recognize chip and detection method and its application |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110470617A (en) * | 2018-05-11 | 2019-11-19 | 中国石油化工股份有限公司 | It can recognize chip and detection method and its application |
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