CN104865199A - Multi-channel annular biochemical and specific protein analyzer provided with rotary lamp discs and silicon photocells - Google Patents

Multi-channel annular biochemical and specific protein analyzer provided with rotary lamp discs and silicon photocells Download PDF

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Publication number
CN104865199A
CN104865199A CN201510268022.0A CN201510268022A CN104865199A CN 104865199 A CN104865199 A CN 104865199A CN 201510268022 A CN201510268022 A CN 201510268022A CN 104865199 A CN104865199 A CN 104865199A
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China
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light source
rotating disc
annular
specific protein
silicon photocell
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Chinese (zh)
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邓克刚
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DIASIA BIOMEDICAL ENGINEERING Co Ltd
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DIASIA BIOMEDICAL ENGINEERING Co Ltd
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Abstract

The invention relates to a multi-channel annular biochemical and specific protein analyzer provided with rotary lamp discs and silicon photocells. The multi-channel annular biochemical and specific protein analyzer comprises multiple incubation oscillators, multiple sample seats, a light source, a data acquisition device, a first driving device and a second driving device, wherein the multiple sample seats are mounted on the multiple incubation oscillators in a one-to-one correspondence manner; each sample seat is provided with a detection hole site, a light inlet hole is formed in one side wall of the detection hole site, a light outlet hole is formed in the other side wall of the detection hole site, and a light channel is formed between the light inlet hole and the light outlet hole; the light source comprises a first rotary disc and multiple single light sources which have different wavelengths and are annularly distributed on the first rotary disc; the data acquisition device comprises a second rotary disc and multiple silicon photocells arranged on the second rotary disc; the first driving device is used for driving the light source and the data acquisition device to rotate synchronously around the multiple annularly distributed sample seats; the second driving device is used for driving the first rotary disc and the second rotary disc to rotate synchronously. The multi-channel annular biochemical and specific protein analyzer is simple in structure, portable and applicable to various different detection items.

Description

Rotary lamp panel silicon photocell hyperchannel annular biochemistry and specific protein analyser
Technical field
The present invention relates to Biochemical Analyzer, particularly one rotary lamp panel silicon photocell hyperchannel annular biochemistry and specific protein analyser.
Background technology
Biochemical Analyzer is one of common equipment of medical detection experiment, and the analysis can carrying out the various reaction type such as timing method, continuous monitoring method measures.Except general biochemical project measures, the application of the analytical approachs such as the mensuration also can carrying out the special compounds such as hormone, immunoglobulin (Ig), blood concentration had and enzyme immunity, fluorescence immunoassay, has the features such as quick, easy, sensitive, accurate, standardization, trace.
At present, automatic clinical chemistry analyzer on the market, complex structure, expensive, can only the places such as big-and-middle-sized medical institutions be applicable to, and can not be applicable in places such as individual, family or community work station, family planning system or outdoor detections (the such as medical treatment service of going to the countryside).Meanwhile, be mostly single channel and detect, in addition, the wavelength of light source is single, can only carry out the detection of unitem.
Summary of the invention
Fundamental purpose of the present invention is, for above-mentioned deficiency of the prior art, provides a kind of rotary lamp panel silicon photocell hyperchannel annular biochemistry and specific protein analyser.
The present invention solves the technical scheme that prior art problem adopts: the biochemical and specific protein analyser of a kind of rotary lamp panel silicon photocell hyperchannel annular, comprising:
Support plate;
Multiple incubator shaker, multiple described incubator shaker annular is laid and is on described support plate;
Multiple specimen holder, multiple described specimen holder is installed on multiple described incubator shaker correspondingly, each described specimen holder has a detect aperture position, one sidewall of described detect aperture position is provided with light well, another sidewall of described detect aperture position is provided with the light hole relative with described light well, forms optical channel between described light well and light hole;
Light source, described light source is arranged at described support plate side, and described light source comprises the integral light source that the first rotating disc and annular are laid in the multiple different wave lengths on described first rotating disc;
Data collector, described data collector is arranged at described support plate opposite side; Described data collector comprises the second rotating disc and annular and is laid in multiple silicon photocells on described second rotating disc, multiple described silicon photocell and multiple described integral light source one_to_one corresponding;
First drive unit, described first drive unit rotates around the multiple described specimen holder of annular spread for driving described light source and data collector synchronous ring;
Second drive unit is in order to drive described first rotating disc and the second rotating disc synchronous rotary, relative with described optical channel with corresponding described silicon photocell to switch different described integral light sources.
Preferably, also comprise a rotary table, described light source and data collector are mounted opposite on described rotary table.
Preferably, described first drive unit is the first motor, and the output shaft of described first motor is connected with the center of described rotary table, rotates to drive described rotary table.
Preferably, described rotary table is provided with a U-shaped frame, pivotable can connect a driving shaft between the two side of described U-shaped frame, and described first rotating disc and the second rotating disc are mounted opposite on the driving shaft between the two side of described U-shaped frame.
Preferably, described second drive unit is the second motor, and described second motor is installed on a sidewall of described U-shaped frame, and the output shaft of described second motor is connected with described driving shaft.
Preferably, described support plate is annular, and annular described support plate is horizontally disposed with between described first rotating disc and the second rotating disc.
Preferably, the xsect of described driving shaft is noncircular cross section, described driving shaft is arranged with the fixing front shoe of circumference and rear fixed plate, described first rotating disc is between described front shoe and rear fixed plate and fixed by securing member and described front shoe and rear fixed plate circumference.
Preferably, the side of described first rotating disc is provided with the first optoelectronic switch, and the excircle of described first rotating disc is provided with a first optocoupler catch suitable with described first optoelectronic switch.
Preferably, the inner side of described support plate one end is provided with the second optoelectronic switch, and described U-shaped frame is provided with the second optocoupler catch suitable with described second optoelectronic switch.
Preferably, described integral light source is Halogen lamp LED, laser diode or LED light source.
The invention has the beneficial effects as follows: rotary lamp panel silicon photocell hyperchannel annular biochemistry provided by the invention and specific protein analyser, there is multiple specimen holder distributed ringwise, each specimen holder correspondence has detect aperture position, simultaneously, by the first drive unit can driving light source and data collector synchronous axial system to different specimen holder positions, and after light source and data collector turn to a specimen holder position, the first rotating disc and the second rotating disc synchronous rotary can be driven by the second drive unit, relative with light well in this specimen holder with the integral light source switching required wavelength, and the silicon photocell of correspondence is relative with light hole in this specimen holder, when inserting detection cup in the detect aperture position of this specimen holder, colorimetric principle can be utilized to realize the detection analysis of biochemistry detection analyser and specific protein, its structure is simple, easy to use, be easy to carry, be applicable to individual, family or community medicine workstation, family planning system, or outdoor detection (the such as medical treatment service of going to the countryside), the places such as animal doctor's detection and food safety detection.In addition, owing to can be selected the light source of different wave length by the second drive unit, so, go for the detection of different test item.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of the embodiment of the present invention rotary lamp panel silicon photocell hyperchannel annular biochemistry and specific protein analyser;
Fig. 2 is the structural representation at light source and a data collector visual angle in the biochemical and specific protein analyser of the embodiment of the present invention rotary lamp panel silicon photocell hyperchannel annular;
Fig. 3 is the structural representation at light source and another visual angle of data collector in the biochemical and specific protein analyser of the embodiment of the present invention rotary lamp panel silicon photocell hyperchannel annular.
The object of the invention realization, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristic.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise one or more these features.In describing the invention, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
Shown in Fig. 3, embodiments provide a kind of rotary lamp panel silicon photocell hyperchannel annular biochemistry and specific protein analyser, comprise support plate 10, multiple incubator shaker 30, multiple specimen holder 20, light source 40, data collector 50, first drive unit 70 and the second drive unit 60.
Multiple incubator shaker 30 annular is laid and is on support plate 10, and incubator shaker 30 is for heating detection liquid, makes detection liquid remain on predetermined temperature, and that is, incubator shaker 30 is used to detection liquid and is supplied to isoperibol.
Multiple specimen holder 20 is installed on multiple incubator shaker 30 correspondingly, each specimen holder 20 has a detect aperture position 201, one sidewall of detect aperture position 201 is provided with light well, another sidewall of detect aperture position 201 is provided with the light hole relative with light well, forms optical channel between light well and light hole.
Detect aperture position 201 is suitable for plug-in mounting and detects cup, detect in cup and the mixed solutions such as the reagent of sample and interpolation are generally housed, this mixed solution is as detection liquid, when incubator shaker 30 works, namely can be specimen holder 20 and heat and the vibration that certain frequency is provided, so, detecting sample, reagent etc. in cup can Homogeneous phase mixing, and be heated to predetermined temperature, namely, under making detection liquid remain on a certain stationary temperature.
Light source 40 is arranged at support plate 10 side, and this light source 40 comprises the integral light source 402 that the first rotating disc 401 and annular are laid in the multiple different wave lengths on described first rotating disc 401.
Data collector 50 is arranged at support plate 10 opposite side, this data collector 50 comprises the second rotating disc 501 and annular and is laid in multiple silicon photocells 502, multiple described silicon photocells 502 and multiple described integral light source 402 one_to_one corresponding on described second rotating disc 501.
That is, light source 40 and data collector 50 be the corresponding both sides being positioned at support plate 10 respectively, and light source 40 adopts the integral light source 402 of multiple different wave length, and the integral light source 402 of multiple different wave length can rotate with the first rotating disc 401.Corresponding, data collector 50 adopts multiple silicon photocell 502 corresponding with integral light source 402, and each silicon photocell 502 can receive the light of the integral light source 402 of corresponding wavelength.In other words, an integral light source 402 and a corresponding silicon photocell 502 form a set detecting device.
First drive unit 70 rotates around the multiple described specimen holder 20 of annular spread for driving light source 40 and data collector 50 synchronous ring.That is, first drive unit 70 can driving light source 40 and data collector 50 rotate around multiple specimen holder 20, and light source 40 and data collector 50 can be made to move to the position of any one specimen holder 20 of multiple specimen holder 20, namely, the first drive unit 70 driving light source 40 and data collector 50 can just turn to the both sides of any one specimen holder 20.
Second drive unit 60 is in order to drive described first rotating disc 401 and the second rotating disc 501 synchronous rotary, relative with described optical channel with corresponding described silicon photocell 502 to switch different described integral light sources 402.That is, the second drive unit 60 can driving light source 40 and data collector 50 synchronously rotate around the axis of himself, makes different set detecting device relative with optical channel.
In brief, may need to adopt the integral light source 402 of different wave length and corresponding silicon photocell 502 to detect because difference detects liquid.So, in the present invention, second drive unit 60 can drive the first rotating disc 401 and the second rotating disc 501 to rotate, and then switch the integral light source 402 of different wave length and corresponding silicon photocell 502, and then the silicon photocell 502 of the integral light source 402 and correspondence selected is utilized to carry out detection experiment for the test item of correspondence.
Such as: in concrete use procedure, can be placed in the detect aperture position 201 of each specimen holder 20 by being preheated to the different detection cup of uniform temperature (inside can the identical detection liquid of splendid attire or different detection liquid), undertaken heating and vibrating by the incubator shaker 30 of bottom, the detection liquid detected in cup is made fully to mix and maintain steady temperature, pass through the position of the first drive unit 70 driving light source 40 and data collector 50 synchronous axial system to the first specimen holder 20 again, liquid type is detected again in this specimen holder 20, by the second drive unit 60 driving light source 40 and data collector 50 around own axes synchronous rotary, and then it is relative with light well in this specimen holder 20 to switch to corresponding integral light source 401, corresponding silicon photocell 502 is relative with light hole, the silicon photocell 502 recycling this integral light source 402 and correspondence can carry out detection experiment to the detection liquid detected in cup in this first specimen holder 20.
After the detection liquid detection experiment in first specimen holder 20 completes, pass through the position of the first drive unit 70 driving light source 40 and data collector 50 synchronous axial system to the second specimen holder 20 again, further, rotated around the axis of self by the second drive unit 60 driving light source 40 and data collector 50, relative with light well in this specimen holder 20 to switch the integral light source 402 being suitable for detecting in detection second specimen holder 20 liquid, corresponding silicon photocell 502 is relative with the light hole in this specimen holder 20 (if the detection liquid phase in the detection liquid in second specimen holder 20 and first specimen holder 20 together, then do not need toggle lights 402 and silicon photocell 502, namely the second drive unit 60 is failure to actuate), so, can realize with a continuous detecting of test item or the detection of disparity items.
Biochemical and the specific protein analyser according to rotary lamp panel silicon photocell hyperchannel annular provided by the invention, there is multiple specimen holder 20 distributed ringwise, each specimen holder 20 correspondence has detect aperture position 201, simultaneously, by the first drive unit 70 can driving light source 40 and data collector 50 synchronous axial system to different specimen holder 20 positions, and after light source 40 and data collector 50 turn to specimen holder 20 position, the first rotating disc 401 and the second rotating disc 501 synchronous rotary can be driven by the second drive unit 60, relative with light well in this specimen holder 20 with the integral light source 402 switching required wavelength, and the silicon photocell 502 of correspondence is relative with light hole in this specimen holder 20, when inserting detection cup in the detect aperture position 201 of this specimen holder 20, colorimetric principle can be utilized to realize the detection analysis of biochemistry detection analyser and specific protein, its structure is simple, easy to use, be easy to carry, be applicable to individual, family or community medicine workstation, family planning system, or outdoor detection (the such as medical treatment service of going to the countryside), the places such as animal doctor's detection and food safety detection.In addition, owing to can be selected the light source of different wave length by the second drive unit 60, so, go for the detection of different test item.
In one particular embodiment of the present invention, also comprise a rotary table 80, light source 40 and data collector 50 are mounted opposite on rotary table 80, so, simple and compact for structure.Corresponding, the first drive unit 70 is the first motor, and the output shaft of this first motor is connected with the center of rotary table 80, rotates to drive described rotary table 80.
So, when the first machine operation, first motor drives rotary table 80 to rotate, rotary table 80 drives further light source 40 on it and data collector 50 around the central rotation of rotary table 80, that is, rotary table 80 can drive light source 40 and data collector 50 to rotate to different specimen holder 20 positions.
In one embodiment of the invention, rotary table 80 is provided with a U-shaped frame 81, pivotable driving shaft 811, first rotating disc 401 can be connected and the second rotating disc 501 is mounted opposite on the driving shaft 811 between the two side of described U-shaped frame 81 between the two side of this U-shaped frame 81.
Corresponding, the second drive unit 60 is the second motor, and described second motor is installed on a sidewall of described U-shaped frame 81, and the output shaft of described second motor is connected with described driving shaft 811.
That is, first rotating disc 401 and the second rotating disc 501 are connected on a driving shaft 811, driving shaft 811 is driven by the second motor and rotates, the first rotating disc 401 and the second rotating disc 501 can be driven to rotate around the axis of driving shaft 811 when driving shaft 811 rotates, when the first rotating disc 401 and the second rotating disc 501 rotate, integral light source 402 on its first rotating disc 401 and silicon photocell 502 synchronous rotary on the second rotating disc 501, so, realize the driving of the synchronous rotary of light source 40 and data collector 50, to switch the integral light source 402 of different wave length and corresponding silicon photocell 502, detect for different detection liquid.
More favorably, support plate 10 can be annular, and annular support plate 10 is horizontally disposed with between the first rotating disc 401 and the second rotating disc 501.And, the annular center of circle of support plate 10 and the center superposition of rotary table 80, so, when the first motor drives rotary table 80 to rotate, the position of the specimen holder 20 that rotary table 80 can drive the light source 40 on U-shaped frame 81 and U-shaped frame 81 extremely different with data collector 50 synchronous axial system.
In an example of the present invention, the xsect of driving shaft 811 is noncircular cross section, this driving shaft 811 is arranged with the fixing front shoe of circumference and rear fixed plate, the first rotating disc 401 is between described front shoe and rear fixed plate and fixed by securing member and described front shoe and rear fixed plate circumference.So, be convenient to installation and the dismounting of the first rotating disc 401, in addition, structure is simple, and circumferential fixation is reliable.
In one embodiment of the invention, the side of the first rotating disc 401 is provided with the first optoelectronic switch 82, as shown in Figure 1, the side of U-shaped frame 81 has an erecting frame 83, first optoelectronic switch 82 is installed on this erecting frame 83, and the excircle of the first rotating disc 401 is provided with a first optocoupler catch suitable with described first optoelectronic switch 82.So, when the first rotating disc 401 rotates, first optocoupler catch rotates with the first rotating disc 401, when the first optocoupler catch is relative with the first optoelectronic switch 82, the first optoelectronic switch 82 produces trigger pip, and the second motor can be made to stop, the first rotating disc 401 is namely stopped to rotate, thus, can stop after the first rotating disc 401 rotates a circle, the first rotating disc 401 position mark effect can be played.
In another embodiment of the present invention, the inner side of support plate 10 one end is provided with the second optoelectronic switch, and this U-shaped frame 81 is provided with the second optocoupler catch suitable with described second optoelectronic switch.So, when light source 40 and data collector 50 turn to last specimen holder 20 with U-shaped frame 81 from first specimen holder 20, second optocoupler catch is relative with the second optoelectronic switch, second optoelectronic switch produces trigger pip, first motor is stopped, the worktable 80 that namely stops the rotation rotates, and thus, can play the effect of rotary table 80 position mark.
It should be noted that, integral light source 402 can adopt Halogen lamp LED, laser diode or LED light source etc.
In sum, rotary lamp panel silicon photocell hyperchannel annular biochemistry provided by the invention and specific protein analyser, there is multiple specimen holder 20 distributed ringwise, each specimen holder 20 correspondence has detect aperture position 201, simultaneously, by the first drive unit 70 can driving light source 40 and data collector 50 synchronous axial system to different specimen holder 20 positions, and after light source 40 and data collector 50 turn to specimen holder 20 position, the first rotating disc 401 and the second rotating disc 501 synchronous rotary can be driven by the second drive unit 60, relative with light well in this specimen holder 20 with the integral light source 402 switching required wavelength, and the silicon photocell 502 of correspondence is relative with light hole in this specimen holder 20, when inserting detection cup in the detect aperture position of this specimen holder 20, colorimetric principle can be utilized to realize the detection analysis of biochemistry detection analyser and specific protein, its structure is simple, easy to use, be easy to carry, be applicable to individual, family or community medicine workstation, family planning system, or outdoor detection (the such as medical treatment service of going to the countryside), the places such as animal doctor's detection and food safety detection.In addition, owing to can be selected the light source of different wave length by the second drive unit, so, go for the detection of different test item.
In the description of this instructions, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change above-described embodiment within the scope of the invention when not departing from principle of the present invention and aim, revising, replacing and modification.

Claims (10)

1. rotary lamp panel silicon photocell hyperchannel annular biochemistry and a specific protein analyser, is characterized in that, comprising:
Support plate;
Multiple incubator shaker, multiple described incubator shaker annular is laid and is on described support plate;
Multiple specimen holder, multiple described specimen holder is installed on multiple described incubator shaker correspondingly, each described specimen holder has a detect aperture position, one sidewall of described detect aperture position is provided with light well, another sidewall of described detect aperture position is provided with the light hole relative with described light well, forms optical channel between described light well and light hole;
Light source, described light source is arranged at described support plate side, and described light source comprises the integral light source that the first rotating disc and annular are laid in the multiple different wave lengths on described first rotating disc;
Data collector, described data collector is arranged at described support plate opposite side; Described data collector comprises the second rotating disc and annular and is laid in multiple silicon photocells on described second rotating disc, multiple described silicon photocell and multiple described integral light source one_to_one corresponding;
First drive unit, described first drive unit rotates around the multiple described specimen holder of annular spread for driving described light source and data collector synchronous ring;
Second drive unit is in order to drive described first rotating disc and the second rotating disc synchronous rotary, relative with described optical channel with corresponding described silicon photocell to switch different described integral light sources.
2. rotary lamp panel silicon photocell hyperchannel annular biochemistry according to claim 1 and specific protein analyser, it is characterized in that, also comprise a rotary table, described light source and data collector are mounted opposite on described rotary table.
3. rotary lamp panel silicon photocell hyperchannel annular biochemistry according to claim 2 and specific protein analyser, it is characterized in that, described first drive unit is the first motor, the output shaft of described first motor is connected with the center of described rotary table, rotates to drive described rotary table.
4. rotary lamp panel silicon photocell hyperchannel annular biochemistry according to claim 2 and specific protein analyser, it is characterized in that, described rotary table is provided with a U-shaped frame, pivotable can connect a driving shaft between the two side of described U-shaped frame, described first rotating disc and the second rotating disc are mounted opposite on the driving shaft between the two side of described U-shaped frame.
5. rotary lamp panel silicon photocell hyperchannel annular biochemistry according to claim 4 and specific protein analyser, it is characterized in that, described second drive unit is the second motor, described second motor is installed on a sidewall of described U-shaped frame, and the output shaft of described second motor is connected with described driving shaft.
6. rotary lamp panel silicon photocell hyperchannel annular biochemistry according to claim 4 and specific protein analyser, it is characterized in that, described support plate is annular, and annular described support plate is horizontally disposed with between described first rotating disc and the second rotating disc.
7. rotary lamp panel silicon photocell hyperchannel annular biochemistry according to claim 4 and specific protein analyser, it is characterized in that, the xsect of described driving shaft is noncircular cross section, described driving shaft is arranged with the fixing front shoe of circumference and rear fixed plate, described first rotating disc is between described front shoe and rear fixed plate and fixed by securing member and described front shoe and rear fixed plate circumference.
8. rotary lamp panel silicon photocell hyperchannel annular biochemistry according to claim 4 and specific protein analyser, it is characterized in that, the side of described first rotating disc is provided with the first optoelectronic switch, and the excircle of described first rotating disc is provided with a first optocoupler catch suitable with described first optoelectronic switch.
9. rotary lamp panel silicon photocell hyperchannel annular biochemistry according to claim 4 and specific protein analyser, it is characterized in that, the inner side of described support plate one end is provided with the second optoelectronic switch, and described U-shaped frame is provided with the second optocoupler catch suitable with described second optoelectronic switch.
10. rotary lamp panel silicon photocell hyperchannel annular biochemistry according to any one of claim 1 to 9 and specific protein analyser, it is characterized in that, described integral light source is Halogen lamp LED, laser diode or LED light source.
CN201510268022.0A 2015-05-23 2015-05-23 Multi-channel annular biochemical and specific protein analyzer provided with rotary lamp discs and silicon photocells Pending CN104865199A (en)

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Publication number Priority date Publication date Assignee Title
CN109374555A (en) * 2018-12-14 2019-02-22 北京倍肯恒业科技发展股份有限公司 Twin-runner type Physico-chemical tests system
CN109374555B (en) * 2018-12-14 2022-01-14 北京倍肯恒业科技发展股份有限公司 Double-runner type physical and chemical detection system

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