CN113691773A - Portable multifunctional magma rock field name-fixing calibration device - Google Patents

Portable multifunctional magma rock field name-fixing calibration device Download PDF

Info

Publication number
CN113691773A
CN113691773A CN202110874309.3A CN202110874309A CN113691773A CN 113691773 A CN113691773 A CN 113691773A CN 202110874309 A CN202110874309 A CN 202110874309A CN 113691773 A CN113691773 A CN 113691773A
Authority
CN
China
Prior art keywords
display
magma
rock
camera
portable multifunctional
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202110874309.3A
Other languages
Chinese (zh)
Inventor
郭恒飞
周舰
余弘龙
王常东
吴燕清
林天发
于兵
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nuclear Industry Brigade 243
Original Assignee
Nuclear Industry Brigade 243
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nuclear Industry Brigade 243 filed Critical Nuclear Industry Brigade 243
Priority to CN202110874309.3A priority Critical patent/CN113691773A/en
Publication of CN113691773A publication Critical patent/CN113691773A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/183Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a single remote source
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02Heads
    • F16M11/04Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
    • F16M11/06Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
    • F16M11/10Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting around a horizontal axis
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16MFRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
    • F16M11/00Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
    • F16M11/02Heads
    • F16M11/18Heads with mechanism for moving the apparatus relatively to the stand
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B15/00Special procedures for taking photographs; Apparatus therefor
    • G03B15/02Illuminating scene
    • G03B15/03Combinations of cameras with lighting apparatus; Flash units
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/30Authentication, i.e. establishing the identity or authorisation of security principals
    • G06F21/31User authentication
    • G06F21/34User authentication involving the use of external additional devices, e.g. dongles or smart cards
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/70Circuitry for compensating brightness variation in the scene
    • H04N23/74Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Studio Devices (AREA)

Abstract

The invention discloses a portable multifunctional rock-magma field naming calibration device, which comprises a folding support mechanism, a camera shooting mechanism used for shooting a rock-magma section image, and a display mechanism connected with the camera shooting mechanism and arranged on the folding support mechanism and used for displaying image information shot by the camera shooting mechanism and a rock-magma naming comparison table. The invention can store the reference table required by name assignment in the display host, project the image information of the section of the rock pulp rock on the display screen of the display host through the camera mechanism, and compare the image information of the section of the rock pulp rock with the corresponding reference table during name assignment, thereby being capable of rapidly finding the name matched with the image information of the section of the rock pulp rock.

Description

Portable multifunctional magma rock field name-fixing calibration device
Technical Field
The invention relates to the technical field of geological tools, in particular to a portable multifunctional magma rock field name-fixing calibration device.
Background
When geological personnel carry out drilling record or field regional geological survey, the rock core or the rock of a measured section is usually subjected to preliminary name fixing, most workers carry out qualitative name fixing only by experience and cannot carry out quantitative name fixing according to mineral content, particle size and the like, so that the phenomenon that one lithology is named in multiple or different lithologies and the same name is generated, and further the drilling record or the geological survey section is influenced to be layered to generate errors. In addition, for geological personnel who just take part in work, due to the shortage of work experience, the mineral distinguishing and identifying are also troublesome work, and the rapid entry is urgently needed; for geological personnel with certain experience, although the mineral can be better identified through the magnifying lens, the identification of fine minerals or uncommon minerals is difficult to achieve, and the operation is relatively troublesome, so that a simple, efficient and accurate quantification tool is needed to assist the rock naming work.
Disclosure of Invention
The invention aims to solve the problems and provide a portable multifunctional rock-magma field naming and calibrating device.
The invention realizes the purpose through the following technical scheme:
the utility model provides a portable multi-functional magma rock field naming calibration device, includes folding supporting mechanism to and be used for shooing the mechanism of making a video recording of magma rock cross-section image, still including connect in the mechanism of making a video recording is installed be used for showing on the folding supporting mechanism image information that the mechanism of making a video recording was shot and the display mechanism of magma rock naming look-up table.
Preferably: the folding supporting mechanism comprises a base and a clamping seat, the clamping seat is installed above the base, and a supporting rod is installed behind the clamping seat.
So set up, folding supporting mechanism is used for playing the fixed effect of support display mechanism.
Preferably: the camera shooting mechanism comprises a connecting wire and a camera, the connecting wire is installed on one side of the display mechanism, the other end of the connecting wire is installed on the camera, an on-off switch is installed on the circumference of the outer side of the camera, an adjusting screw cap is installed at the upper end of the camera, and four LED lamps are evenly distributed at the upper end of the adjusting screw cap.
So set up, the mechanism of making a video recording is used for shooing the image information of magma rock cross-section.
Preferably: the display mechanism comprises a first display host and a magnetic card identification area, the first display host is installed on the folding supporting mechanism, the magnetic card identification area is arranged on the first display host, and an operation button is arranged below the magnetic card identification area.
According to the arrangement, the display mechanism is used for displaying the image information shot by the camera shooting mechanism, the image is displayed on the display screen of the display mechanism, the size of the image is adjusted, the scaling proportion is displayed on the display screen in the adjusting process, and then the dark color mineral content comparison table, the rock pulp common mineral comparison table, the mineral particle size comparison table and the like stored in the display mechanism are opened and compared with the shot image information.
Preferably: the display mechanism comprises a second display host and a magnetic card identification area, the second display host is installed on the folding supporting mechanism, the magnetic card identification area is arranged on the second display host, and an operation button is arranged below the magnetic card identification area.
According to the arrangement, the display mechanism is used for displaying the image information shot by the camera shooting mechanism, the image is displayed on one display screen of the display mechanism, then the dark color mineral content comparison table, the rock pulp common mineral comparison table, the mineral particle size comparison table and the like stored in the display mechanism are opened and displayed on the other display screen, and finally the shot image information is compared with the opened comparison table.
Preferably: the base is rotatably connected with the clamping seat through a rotating shaft, and the support rod is rotatably connected with the clamping seat through a rotating shaft.
So set up, rotate through the pivot and connect and be convenient for adjust interconnect's angle between the two.
Preferably: and two display screens with the same specification are arranged on the second display host.
By the arrangement, the shot image information is conveniently compared with the comparison table.
Compared with the prior art, the invention has the following beneficial effects:
can be with the reference list storage that the name is required showing the host computer, through make a video recording the mechanism with the magma rock section image information project show the display screen of host computer on, compare magma rock section image information with the reference list that corresponds during the name, can be quick find assorted name with it, overall structure is simple, operation convenient to use is reliable, and intelligent degree is high, and be convenient for carry has stronger using value.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a first configuration of a portable multifunctional magma field naming calibration apparatus according to a first embodiment of the present invention;
FIG. 2 is a second schematic structural diagram of a first embodiment of the portable multifunctional magma field naming calibration device of the present invention;
FIG. 3 is a schematic diagram of a third structure of a first embodiment of the portable multifunctional rock-magma field naming calibration device of the present invention;
FIG. 4 is a schematic view of a first configuration of a folding support mechanism of the portable multifunctional rock-magma field naming calibration device of the present invention;
FIG. 5 is a second structural schematic diagram of a folding support mechanism of the portable multifunctional rock-magma field naming calibration device of the present invention;
FIG. 6 is an enlarged partial view at A of FIG. 3;
FIG. 7 is a schematic diagram of a second embodiment of the portable multifunctional rock-magma field naming calibration apparatus of the present invention;
fig. 8 is a second structural schematic diagram of a second embodiment of the portable multifunctional rock-magma field naming calibration device of the invention.
The reference numerals are explained below:
1. a folding support mechanism; 11. a base; 12. a card holder; 13. a strut; 2. a display mechanism; 21. a first display host; 22. a magnetic card identification area; 23. an operation button; 24. a second display host; 3. a camera mechanism; 31. connecting a lead; 32. a camera; 33. an on-off switch; 34. adjusting the screw cap; 35. an LED lamp.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The invention will be further described with reference to the accompanying drawings in which:
example 1
As shown in fig. 1-6, a portable multifunctional rock-magma field naming calibration device comprises a folding support mechanism 1, a camera mechanism 3 for shooting a rock-magma cross-section image, and a display mechanism 2 connected to the camera mechanism 3 and mounted on the folding support mechanism 1 for displaying image information shot by the camera mechanism 3 and a rock-magma naming comparison table.
Preferably: the folding support mechanism 1 comprises a base 11 and a clamping seat 12, the clamping seat 12 is installed above the base 11, a support rod 13 is installed behind the clamping seat 12, and the folding support mechanism 1 is used for supporting and fixing the display mechanism 2; the camera mechanism 3 comprises a connecting wire 31 and a camera 32, the connecting wire 31 is installed on one side of the display mechanism 2, the other end of the connecting wire 31 is provided with the camera 32, the outer circumference of the camera 32 is provided with an on-off switch 33, the upper end of the camera 32 is provided with an adjusting screw cap 34, the upper end of the adjusting screw cap 34 is uniformly provided with four LED lamps 35, and the camera mechanism 3 is used for shooting image information of the section of the rock pulp; the display mechanism 2 comprises a first display host 21 and a magnetic card identification area 22, the first display host 21 is installed on the folding supporting mechanism 1, the magnetic card identification area 22 is arranged on the first display host 21, an operation button 23 is arranged below the magnetic card identification area 22, the display mechanism 2 is used for displaying image information shot by the camera mechanism 3, the image is displayed on a display screen of the display mechanism 2, the size of the image is adjusted, the scaling proportion is displayed on the display screen in the adjusting process, and then a dark mineral content comparison table, a rock pulp common mineral comparison table, a mineral grain size comparison table and the like stored in the display mechanism 2 are opened and compared with the shot image information; base 11 and cassette 12 are connected through the pivot rotation, and branch 13 is connected through the pivot rotation with cassette 12, connects through the pivot rotation and is convenient for adjust interconnect's angle between the two.
Example 2
As shown in fig. 4-8, a portable multifunctional rock-magma field naming calibration device comprises a folding support mechanism 1, a camera mechanism 3 for shooting a rock-magma cross-section image, and a display mechanism 2 connected to the camera mechanism 3 and mounted on the folding support mechanism 1 for displaying image information shot by the camera mechanism 3 and a rock-magma naming comparison table.
Preferably: the folding support mechanism 1 comprises a base 11 and a clamping seat 12, the clamping seat 12 is installed above the base 11, a support rod 13 is installed behind the clamping seat 12, and the folding support mechanism 1 is used for supporting and fixing the display mechanism 2; the camera mechanism 3 comprises a connecting wire 31 and a camera 32, the connecting wire 31 is installed on one side of the display mechanism 2, the other end of the connecting wire 31 is provided with the camera 32, the outer circumference of the camera 32 is provided with an on-off switch 33, the upper end of the camera 32 is provided with an adjusting screw cap 34, the upper end of the adjusting screw cap 34 is uniformly provided with four LED lamps 35, and the camera mechanism 3 is used for shooting image information of the section of the rock pulp; the display mechanism 2 comprises a second display host 24 and a magnetic card identification area 22, the second display host 24 is installed on the folding supporting mechanism 1, the magnetic card identification area 22 is arranged on the second display host 24, an operating button 23 is arranged below the magnetic card identification area 22, the display mechanism 2 is used for displaying image information shot by the camera mechanism 3, an image is displayed on one display screen of the display mechanism 2, then a dark color mineral content comparison table, a rock pulp rock common mineral comparison table, a mineral grain size comparison table and the like stored in the display mechanism 2 are opened and displayed on the other display screen, and finally the shot image information is compared with the opened comparison table; the base 11 is rotatably connected with the clamping seat 12 through a rotating shaft, the support rod 13 is rotatably connected with the clamping seat 12 through the rotating shaft, and the angle between the base and the clamping seat which are mutually connected can be conveniently adjusted through the rotating shaft; the second display host 24 is provided with two display screens with the same specification, so that the image information which is conveniently shot is compared with the comparison table.
The working principle and the using method of the invention are as follows: when the device is used, the connecting wire 31 is connected to the first display host 21 or the second display host 24, the magnetic card is used for identification in the magnetic card identification area 22, after the identification is passed, the first display host 21 or the second display host 24 operates, the handheld camera 32 presses the on-off switch 33, the camera 32 is aligned to the cross section of the rock to be named, when the light is dark, the LED lamp 35 can be turned on for illumination, the image information shot by the camera 32 is displayed on the display screen of the first display host 21 or the second display host 24, when the image information is displayed on the first display host 21, the size of the window of the displayed image information is adjusted, meanwhile, the dark-color mineral content comparison table, the rock common mineral comparison table and the like stored in the first display host 21 or the second display host 24 are turned on and displayed on the display screen of the first display host 21 or the other display screen of the second display host 24, therefore, an operator can conveniently search the corresponding name on the comparison table according to the image information, and the name is convenient to be named quickly.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.

Claims (7)

1. The utility model provides a portable multi-functional magma rock field naming calibration device which characterized in that: including folding supporting mechanism (1) to and be used for shooting mechanism (3) of making a video recording of magma rock cross-section image, still including connect in mechanism (3) of making a video recording is installed be used for showing on folding supporting mechanism (1) image information and the display mechanism (2) of magma rock naming look-up table that mechanism (3) shot of making a video recording.
2. The portable multifunctional magma field naming and calibrating device as claimed in claim 1, characterized in that: folding supporting mechanism (1) includes base (11), cassette (12), install cassette (12) the top of base (11), branch (13) are installed to the rear of cassette (12).
3. The portable multifunctional magma field naming and calibrating device as claimed in claim 1, characterized in that: camera shooting mechanism (3) are including connecting wire (31), camera (32), installing connecting wire (31) one side of display mechanism (2), install the other end of connecting wire (31) camera (32), install on the outside circumference of camera (32) on-off switch (33), adjust spiral cover (34) is installed to the upper end of camera (32), the upper end equipartition of adjusting spiral cover (34) has four LED lamps (35).
4. The portable multifunctional magma field naming and calibrating device as claimed in claim 1, characterized in that: the display mechanism (2) comprises a first display host (21) and a magnetic card identification area (22), the first display host (21) is installed on the folding supporting mechanism (1), the magnetic card identification area (22) is arranged on the first display host (21), and an operation button (23) is arranged below the magnetic card identification area (22).
5. The portable multifunctional magma field naming and calibrating device as claimed in claim 1, characterized in that: the display mechanism (2) comprises a second display host (24) and a magnetic card identification area (22), the second display host (24) is installed on the folding supporting mechanism (1), the magnetic card identification area (22) is arranged on the second display host (24), and an operation button (23) is arranged below the magnetic card identification area (22).
6. The portable multifunctional magma field naming and calibrating device as claimed in claim 1, characterized in that: the base (11) is rotatably connected with the clamping seat (12) through a rotating shaft, and the support rod (13) is rotatably connected with the clamping seat (12) through a rotating shaft.
7. The portable multifunctional magma field naming and calibrating device as claimed in claim 5, characterized in that: two display screens with the same specification are arranged on the second display host (24).
CN202110874309.3A 2021-07-30 2021-07-30 Portable multifunctional magma rock field name-fixing calibration device Pending CN113691773A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110874309.3A CN113691773A (en) 2021-07-30 2021-07-30 Portable multifunctional magma rock field name-fixing calibration device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110874309.3A CN113691773A (en) 2021-07-30 2021-07-30 Portable multifunctional magma rock field name-fixing calibration device

Publications (1)

Publication Number Publication Date
CN113691773A true CN113691773A (en) 2021-11-23

Family

ID=78578456

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202110874309.3A Pending CN113691773A (en) 2021-07-30 2021-07-30 Portable multifunctional magma rock field name-fixing calibration device

Country Status (1)

Country Link
CN (1) CN113691773A (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110490100A (en) * 2019-07-31 2019-11-22 中铁二院工程集团有限责任公司 Ground automatic identification based on deep learning names method and system
CN209690122U (en) * 2019-02-28 2019-11-26 山东科技大学 Name scale in a kind of portable multi-function magmatic rock field
GB201919207D0 (en) * 2019-12-23 2020-02-05 Equinor Asa Core model augmented reality
CN110794473A (en) * 2019-12-19 2020-02-14 福州大学 A device for open-air geological survey

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209690122U (en) * 2019-02-28 2019-11-26 山东科技大学 Name scale in a kind of portable multi-function magmatic rock field
CN110490100A (en) * 2019-07-31 2019-11-22 中铁二院工程集团有限责任公司 Ground automatic identification based on deep learning names method and system
CN110794473A (en) * 2019-12-19 2020-02-14 福州大学 A device for open-air geological survey
GB201919207D0 (en) * 2019-12-23 2020-02-05 Equinor Asa Core model augmented reality

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
刘钊;程东志;: "关于数字式颗粒定量仪的研制――激光扫描花岗岩类岩石定名仪", 哈尔滨理工大学学报, no. 03 *

Similar Documents

Publication Publication Date Title
CN209803016U (en) Appearance detection device for battery cell tab and side edge
CN209992403U (en) Rice precision detection device
CN116448065B (en) Ground slope metering survey device for territorial space planning
CN209764746U (en) Appearance detection equipment
CN113691773A (en) Portable multifunctional magma rock field name-fixing calibration device
US20040036963A1 (en) Microscope device for a computer system
CN206339495U (en) Photo weighing integrated apparatus
CN207894438U (en) A kind of support device of environment detector
CN108962082B (en) A bill-board that is used for urban road both sides to have concealed and tests speed snapshot function
CN216696114U (en) Chip surface defect detection device
CN213121639U (en) Automatic jewelry weighing and photographing integrated machine equipment
CN111783769A (en) Camera calibration device and method applied to scanning translation pen and dictionary pen
CN208043391U (en) A kind of optical fiber measurement jig convenient for detection
CN216391142U (en) Financial billing backup collection system
CN113820330A (en) Detection device for automatically detecting solder balls after ball mounting of substrate
CN216217089U (en) Face recognition camera for road traffic
CN216435044U (en) KIS cloud platform bill divides sieve device
CN209841686U (en) Perspective performance detector
CN220626195U (en) Machine capable of realizing full-automatic spectrum detection
CN214368926U (en) Exhibition guiding device for digital cultural center
CN210741448U (en) Multifunctional precise image acquisition device
CN210664762U (en) Digital illuminometer
CN210135943U (en) Full-automatic temperature and humidity test standard box
CN109060708B (en) Palm type grain composition rapid analysis device
CN219141878U (en) CCD detects charactron display instrument

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination