CN103741169B - Measurement device and measurement method for pressure dropping of anode carbon block of prebaking slot - Google Patents
Measurement device and measurement method for pressure dropping of anode carbon block of prebaking slot Download PDFInfo
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- CN103741169B CN103741169B CN201310737251.3A CN201310737251A CN103741169B CN 103741169 B CN103741169 B CN 103741169B CN 201310737251 A CN201310737251 A CN 201310737251A CN 103741169 B CN103741169 B CN 103741169B
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- carbon block
- anode carbon
- baking tank
- drop measurement
- rod iron
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Abstract
The invention discloses a measurement device and a measurement method for pressure dropping of an anode carbon block of a prebaking slot. The measurement device comprises a copper bar, a steel bar and a multimeter, wherein one end of the steel bar is bent to form a hook part; and the multimeter is respectively connected with the copper bar and the steel bar. According to the embodiment disclosed by the invention, the measurement device has the advantages of being accurate and rapid in measurement, convenient to operate, low in production cost and the like.
Description
Technical field
The present invention relates to field of metallurgy, in particular to a kind of pre-baking tank anode carbon block drop measurement device and prebake
Groove anode carbon block drop measurement method.
Background technology
Electrolytic aluminium, as high energy consumption industry, reduces the technology that power consumption is aluminum industry reduces cost all the time and management mesh
Mark.The height of electrolytic aluminium power consumption to be determined by groove average voltage and current efficiency.It is larger due to improving current efficiency difficulty,
So reducing groove average voltage to become the first-selected measure of aluminium electrolysis enterprise energy-conservation.
Anode voltage can be reduced for reducing groove average voltage, anode voltage fall includes fixture pressure drop, guide rod pressure drop, steel pawl
Pressure drop, steel charcoal pressure drop, carbon block pressure drop five part composition.For pre-baking tank, rise deciding factor be anode carbon block resistance,
Steel charcoal pressure drop, fixture pressure drop.
The relatively costly, complex operation of existing anode carbon block drop measurement device, less efficient, and the standard of measurement structure
Really property is poor.
Content of the invention
It is contemplated that at least solving one of above-mentioned technical problem of the prior art to a certain extent.For this reason, this
A bright purpose is to propose a kind of pre-baking tank anode carbon block drop measurement device, and this pre-baking tank anode carbon block drop measurement fills
Put and have the advantages that to measure precisely quick, easy to operate, low production cost.
Further object is that propose a kind of have that efficient and convenient, accuracy is high, low cost and other advantages pre-
Roasting groove anode carbon block drop measurement method.
For achieving the above object, a first aspect of the present invention proposes a kind of pre-baking tank anode carbon block drop measurement device, institute
State pre-baking tank anode carbon block drop measurement device to include: copper rod；Rod iron, one end bending of described rod iron is to form hook portion；Ten thousand
With table, described circuit tester is connected with described copper rod and described rod iron respectively.
Pre-baking tank anode carbon block drop measurement device according to embodiments of the present invention, by arranging described copper rod and described steel
Rod, and described circuit tester is connected with described copper rod and described rod iron respectively, it is possible to use described copper rod contacts with described rod iron
Described anode carbon block, then measures the pressure drop of described anode carbon block according to described circuit tester.Specifically, in measurement carbon block pressure drop
When, the upper surface of described copper rod and described anode carbon block can be made, and make the bottom of described rod iron and described anode carbon block
Contact, the reading reading described circuit tester voltage gear can draw the voltage drop value of described anode carbon block, simple and quick, cost
Low, accuracy is high.Additionally, by further for one end of described rod iron bending to form described hook portion, so can utilize described
Hook portion hooks the bottom of described anode carbon block, improves stability and the reliability that described rod iron is contacted with described anode carbon block,
Such that it is able to the accuracy further facilitating measurement and improve measurement result.Therefore, pre-baking tank sun according to embodiments of the present invention
Pole carbon block drop measurement device has precisely quick, the easy to operate, low cost and other advantages of measurement.
In addition, pre-baking tank anode carbon block drop measurement device according to the above embodiment of the present invention can also have attached as follows
Plus technical characteristic:
According to one embodiment of present invention, one end sharpening of described copper rod is to form the first tapered portion.Thus not only may be used
Stably contact with the upper surface of described anode carbon block in order to described copper rod, and can ensure that described copper rod and described anode carbon
Block contact is fully.
According to one embodiment of present invention, one end sharpening of described rod iron bending is to form the second tapered portion.Thus not
Only can stably contact with the bottom of described anode carbon block in order to described rod iron, and can ensure that described rod iron and described anode
Carbon block contact is fully.
According to one embodiment of present invention, described pre-baking tank anode carbon block drop measurement device also includes porcelain bushing,
Described porcelain bushing is set on described rod iron.So can ensure that the measurement of described pre-baking tank anode carbon block drop measurement device
The accuracy of result.
According to one embodiment of present invention, 2 centimetres of the bending part away from described rod iron for the described porcelain bushing.So not only may be used
In order to the encapsulation of described porcelain bushing, and can prevent described porcelain bushing and described anode carbon block in drop measurement from sending out
Raw interference.
According to one embodiment of present invention, the first wire and described circuit tester phase are passed through in one end of the non-sharpening of described copper rod
Even, one end of the non-bending of described rod iron is connected with described circuit tester by the second wire.Described copper rod so not only can be realized
With the connection of described rod iron and described circuit tester, and the activity of described copper rod described circuit tester relative with described rod iron is cleverer
Live, to be convenient for measuring.
According to one embodiment of present invention, described copper rod is provided with the first cable-through hole, and described first wire passes through described
First cable-through hole, described rod iron is provided with the second cable-through hole, and described second wire passes through described second cable-through hole.So can so that
It is connected with described copper rod in described first wire and be connected with described rod iron it is possible to be easy to described second wire.
According to one embodiment of present invention, described copper rod and the junction of described first wire are enclosed with the first insulating cement
Cloth, described rod iron is enclosed with the second insulating tape with the junction of described second wire.Described first so not only can be utilized
Insulating tape and described second insulating tape fix described first wire and described second wire respectively, and can utilize described
First insulating tape and described second insulating tape protect the junction of described copper rod and described first wire and described steel respectively
The excellent junction with described second wire, and play insulation effect.
A second aspect of the present invention proposes a kind of pre-baking tank anode carbon block drop measurement method, described pre-baking tank anode carbon block
Drop measurement method adopts pre-baking tank anode carbon block drop measurement device described according to the first aspect of the invention, including following
Step:
A) broken material on cleaning pre-baking tank edge anode carbon block surface and dust；
B) described copper rod is placed on the surface of anode carbon block；
C) opened hole on the face-piece at two pieces of anode carbon block pole seam end；
D) described rod iron is stretched into dielectric substrate by described through hole, and make described hook portion hook the bottom of anode carbon block.
Pre-baking tank anode carbon block drop measurement method according to embodiments of the present invention, by using first according to the present invention
Pre-baking tank anode carbon block drop measurement device described in aspect, has that efficient and convenient, accuracy is high, low cost and other advantages.
According to one embodiment of present invention, described circuit tester is adjusted to 2v gear.Drop measurement so can be met
Require, can ensure that the accuracy of measurement result again.
Brief description
Fig. 1 is the structural representation of pre-baking tank anode carbon block drop measurement device according to embodiments of the present invention.
Fig. 2 is the operating diagram of pre-baking tank anode carbon block drop measurement device according to embodiments of the present invention.
Fig. 3 is the flow chart of pre-baking tank anode carbon block drop measurement method according to embodiments of the present invention.
Reference: pre-baking tank anode carbon block drop measurement device 1, copper rod 100, the first tapered portion 110, rod iron 200, extension
Hook portion 210, the second tapered portion 220, circuit tester 300, porcelain bushing 400, the first wire 500, the second wire 600, anode carbon block
700th, dielectric substrate 800.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings, wherein from start to finish
The element that same or similar label represents same or similar element or has same or like function.Below with reference to attached
The embodiment of figure description is exemplary it is intended to be used for explaining the present invention, and is not considered as limiting the invention.
Below with reference to Fig. 1 and Fig. 2, pre-baking tank anode carbon block drop measurement device 1 according to embodiments of the present invention is described.As
Shown in Fig. 1, pre-baking tank anode carbon block drop measurement device 1 according to embodiments of the present invention includes copper rod 100, rod iron 200 and ten thousand
With table 300.
One end bending of rod iron 200 is to form hook portion 210.Circuit tester 300 is connected with copper rod 100 and rod iron 200 respectively.
Pre-baking tank anode carbon block drop measurement device 1 according to embodiments of the present invention, by arranging copper rod 100 and rod iron
200, and circuit tester 300 is connected with copper rod 100 and rod iron 200 respectively, it is possible to use copper rod 100 contacts anode with rod iron 200
Carbon block 700, then measures the pressure drop of anode carbon block 700 according to circuit tester 300.Specifically, when measuring carbon block pressure drop, permissible
Make the upper surface (above-below direction is as shown in the arrow e in Fig. 2) of copper rod 100 and anode carbon block 700, and make rod iron 200 with
The bottom contact of anode carbon block 700, the reading reading circuit tester 300 voltage gear can draw the voltage drop value of anode carbon block 700, behaviour
Make simple and fast, low cost, accuracy height.Additionally, by further for one end of rod iron 200 bending to form hook portion 210, so
Can hook the bottom of anode carbon block 700 using hook portion 210, improve the stability that rod iron 200 contacted with anode carbon block 700 and
Reliability, such that it is able to the accuracy further facilitating measurement and improve measurement result.With electrolysis temperature for 930-945 DEG C it is
Example, the theoretical voltage drop value of its anode carbon block 700 is 340-345mv, is pressed using pre-baking tank anode carbon block drop measurement device 1
The error of fall measurement is only 5-10mv, almost negligible disregards.Therefore, pre-baking tank anode carbon block pressure according to embodiments of the present invention
Fall measurement apparatus 1 have precisely quick, the easy to operate, low cost and other advantages of measurement.
Figures 1 and 2 show that the pre-baking tank anode carbon block drop measurement device 1 according to one specific embodiment of the present invention.
As depicted in figs. 1 and 2, one end of copper rod 100 can be with sharpening to form the first tapered portion 110.The first taper so can be utilized
Portion 110 and the upper surface of anode carbon block 700, thus not only can be easy to copper rod 100 steady with the upper surface of anode carbon block 700
Fixed contact, and can ensure that copper rod 100 is contacted fully with anode carbon block 700.
Similarly, as depicted in figs. 1 and 2, one end of rod iron 200 bending can be with sharpening to form the second tapered portion 220.Change
Yan Zhi, the end of hook portion 210 can be with sharpening to constitute the second tapered portion 220.So can be using the second tapered portion 220 and sun
The bottom contact of pole carbon block 700, thus the bottom that not only can be easy to rod iron 200 with anode carbon block 700 stably contacts, Er Qieke
Contacted fully with anode carbon block 700 with guarantee rod iron 200.
Advantageously, as shown in figure 1, pre-baking tank anode carbon block drop measurement device 1 can also include porcelain bushing 400, pottery
Porcelain bushing shell 400 can be set on rod iron 200.The resistivity that rod iron 200 so can be prevented increases to the rising of temperature, to protect
The accuracy of the measurement result of card pre-baking tank anode carbon block drop measurement device 1.
Specifically, porcelain bushing 400 can be away from 2 centimetres of the bending part of rod iron 200.Porcelain bushing so not only can be easy to
400 encapsulation, and can prevent porcelain bushing 400 and anode carbon block 700 in drop measurement from interfering.
Figures 1 and 2 show that the pre-baking tank anode carbon block drop measurement device 1 according to one specific example of the present invention.As
Shown in Fig. 1 and Fig. 2, one end of the non-sharpening of copper rod 100 can be connected with circuit tester 300 by the first wire 500, and rod iron 200 is not
One end of bending can be connected with circuit tester 300 by the second wire 600.Copper rod 100 and rod iron 200 so not only can be realized
With the connection of circuit tester 300, and the activity of copper rod 100 circuit tester 300 relative with rod iron 200 is more flexible, to be convenient for measuring.
Specifically, rod iron 200 can be provided with the first cable-through hole (not shown), the first wire 500 can pass through institute
State the first cable-through hole, rod iron 200 can be provided with the second cable-through hole (not shown), the second wire 600 can pass through described
Second cable-through hole.So can be connected with copper rod 100 in order to the first wire 500 it is possible to be easy to the second wire 600 and rod iron
200 are connected.
Advantageously, the junction of copper rod 100 and the first wire 500 can be enclosed with the first insulating tape (in figure not shown
Go out), the junction of rod iron 200 and the second wire 600 can be enclosed with the second insulating tape (not shown).So not only may be used
To fix the first wire 500 and the second wire 600 respectively using described first insulating tape and described second insulating tape, and
Copper rod 100 and the connection of the first wire 500 can be protected using described first insulating tape and described second insulating tape respectively
Place and the junction of rod iron 200 and the second wire 600, and play insulation effect.
Below with reference to Fig. 2 and Fig. 3, pre-baking tank anode carbon block drop measurement method according to embodiments of the present invention is described.Described
Pre-baking tank anode carbon block drop measurement method adopts pre-baking tank anode carbon block drop measurement dress according to the above embodiment of the present invention
Put 1, comprise the following steps:
A) broken material on cleaning pre-baking tank edge anode carbon block 700 surface and dust, bad to avoid contact with；
B) copper rod 100 is placed on the surface of anode carbon block 700, and ensures contact fully；
C) utilize multifunction crane opened hole on the face-piece at two pieces of anode carbon blocks 700 pole seam end, to expose electrolyte；
D) rod iron 200 is stretched into dielectric substrate 800 by described through hole, and make hook portion 210 hook the bottom of anode carbon block 700
The palm.
Pre-baking tank anode carbon block drop measurement method according to embodiments of the present invention, by using according to the above-mentioned reality of the present invention
Apply the pre-baking tank anode carbon block drop measurement device 1 of example, anode carbon block 700 can be worth to according to the pressure drop of circuit tester 300
Voltage drop value, has that efficient and convenient, accuracy is high, low cost and other advantages.
Wherein, circuit tester 300 can be adjusted to 2v gear.The requirement of drop measurement so can be met, can ensure that again
The accuracy of measurement result.
In describing the invention it is to be understood that term " " center ", " longitudinal ", " horizontal ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward ", " up time
The orientation of instruction such as pin ", " counterclockwise " or position relationship are based on orientation shown in the drawings or position relationship, are for only for ease of
The description present invention and simplification describe, rather than the device of instruction or hint indication or element must have specific orientation, Yi Te
Fixed azimuth configuration and operation, are therefore not considered as limiting the invention.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In describing the invention, " multiple " are meant that two or more,
Unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
Connect or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.For the ordinary skill in the art, can be according to concrete feelings
Condition understands above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or D score
The first and second feature directly contacts can be included not to be directly contact but passes through it is also possible to include the first and second features
Between other characterisation contact.And, fisrt feature second feature " on ", that " top " and " above " include first is special
Levy directly over second feature and oblique upper, or be merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " below " include fisrt feature immediately below second feature and obliquely downward, or be merely representative of
Fisrt feature level height is less than second feature.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
What combine in an appropriate manner in one or more embodiments or example.Additionally, this can be said by those skilled in the art
Different embodiments described in bright book or example are engaged and are combined.
Although embodiments of the invention have been shown and described above it is to be understood that above-described embodiment is example
Property it is impossible to be interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (9)
1. a kind of pre-baking tank anode carbon block drop measurement method is it is characterised in that described pre-baking tank anode carbon block drop measurement side
The pre-baking tank anode carbon block drop measurement device that method adopts includes:
Copper rod；
Rod iron, one end bending of described rod iron is to form hook portion；
Circuit tester, described circuit tester is connected with described copper rod and described rod iron respectively；
Described pre-baking tank anode carbon block drop measurement method comprises the following steps:
A) broken material on cleaning pre-baking tank edge anode carbon block surface and dust；
B) described copper rod is placed on the surface of anode carbon block；
C) opened hole on the face-piece at two pieces of anode carbon block pole seam end；
D) described rod iron is stretched into dielectric substrate by described through hole, and make described hook portion hook the bottom of anode carbon block.
2. pre-baking tank anode carbon block drop measurement method according to claim 1 is it is characterised in that described circuit tester is adjusted
To 2v gear.
3. pre-baking tank anode carbon block drop measurement method according to claim 1 is it is characterised in that one end of described copper rod
Sharpening is to form the first tapered portion.
4. pre-baking tank anode carbon block drop measurement method according to claim 1 it is characterised in that described rod iron bending
One end sharpening is to form the second tapered portion.
5. pre-baking tank anode carbon block drop measurement method according to claim 1 is it is characterised in that also include ceramic jacket
Pipe, described porcelain bushing is set on described rod iron.
6. pre-baking tank anode carbon block drop measurement method according to claim 5 it is characterised in that described porcelain bushing away from
2 centimetres of the bending part of described rod iron.
7. pre-baking tank anode carbon block drop measurement method according to claim 3 is it is characterised in that the non-sharpening of described copper rod
One end be connected with described circuit tester by the first wire, the second wire and described general-purpose are passed through in one end of the non-bending of described rod iron
Table is connected.
8. pre-baking tank anode carbon block drop measurement method according to claim 7 is it is characterised in that described copper rod is provided with
First cable-through hole, described first wire passes through described first cable-through hole, and described rod iron is provided with the second cable-through hole, and described second leads
Line passes through described second cable-through hole.
9. pre-baking tank anode carbon block drop measurement method according to claim 7 it is characterised in that described copper rod with described
The junction of the first wire is enclosed with the first insulating tape, and it is exhausted that the junction of described rod iron and described second wire is enclosed with second
Edge adhesive plaster.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310737251.3A CN103741169B (en) | 2013-12-27 | 2013-12-27 | Measurement device and measurement method for pressure dropping of anode carbon block of prebaking slot |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310737251.3A CN103741169B (en) | 2013-12-27 | 2013-12-27 | Measurement device and measurement method for pressure dropping of anode carbon block of prebaking slot |
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| CN103741169A CN103741169A (en) | 2014-04-23 |
| CN103741169B true CN103741169B (en) | 2017-01-18 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104674306A (en) * | 2015-03-11 | 2015-06-03 | 湖南创元新材料有限公司 | Measuring method of anode iron carbon pressure drop |
| CN105699783A (en) * | 2016-03-15 | 2016-06-22 | 中冶天工集团有限公司 | Simple and efficient cathode carbon block voltage drop detection method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU870507A1 (en) * | 1980-01-16 | 1981-10-07 | Армянский Научно-Исследовательский И Проектный Институт Цветной Металлургии "Армнипроцветмет" | Method of determining voltage drop in aluminium electrolyzer |
| CN1250875A (en) * | 1999-09-11 | 2000-04-19 | 青铜峡铝厂 | Method for measuring resistance of welded position of cathode in aluminium electrolyzer |
| CN201215574Y (en) * | 2008-06-24 | 2009-04-01 | 中国铝业股份有限公司 | Device for test conductive material of aluminum cell by using large current |
| CN102230190A (en) * | 2011-06-17 | 2011-11-02 | 兖矿集团有限公司 | Method and device for testing anode iron-carbon voltage drop of aluminum electrolysis cell |
-
2013
- 2013-12-27 CN CN201310737251.3A patent/CN103741169B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU870507A1 (en) * | 1980-01-16 | 1981-10-07 | Армянский Научно-Исследовательский И Проектный Институт Цветной Металлургии "Армнипроцветмет" | Method of determining voltage drop in aluminium electrolyzer |
| CN1250875A (en) * | 1999-09-11 | 2000-04-19 | 青铜峡铝厂 | Method for measuring resistance of welded position of cathode in aluminium electrolyzer |
| CN201215574Y (en) * | 2008-06-24 | 2009-04-01 | 中国铝业股份有限公司 | Device for test conductive material of aluminum cell by using large current |
| CN102230190A (en) * | 2011-06-17 | 2011-11-02 | 兖矿集团有限公司 | Method and device for testing anode iron-carbon voltage drop of aluminum electrolysis cell |
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Free format text: CORRECT: ADDRESS; FROM: HONGHE HANI AND YI AUTONOMOUS PREFECTURE, YUNNAN PROVINCE TO: 654308 HONGHE HANI AND YI AUTONOMOUS PREFECTURE, YUNNAN PROVINCE |
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Effective date of registration: 20140813 Address after: 654308 Yunnan Province Honghe Hani and Yi Honghe Jianshui County Sheep Street Ling'an Town Industrial Park Applicant after: Yunnan Yunlyu Runxin Aluminum Co., Ltd. Applicant after: Yunnan Province's aluminium electroloysis energy-saving and emission-reduction Engineering Technical Research Centre Address before: Honghe Hani and Yi Autonomous Prefecture of Yunnan Honghe Jianshui County Industrial Park Applicant before: Yunnan Yunlyu Runxin Aluminum Co., Ltd. |
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Inventor after: Zhao Ruimin Inventor after: Jin Li Inventor after: Che Lizhi Inventor after: Xiong Ziyong Inventor after: Zhang Pingjun Inventor after: Yang Guorong Inventor after: Li Shunhua Inventor after: Shen Bing Inventor after: Long Changhong Inventor after: Wang Jianping Inventor before: Yang Yewei Inventor before: Li Qibing Inventor before: Jin Li Inventor before: Che Lizhi Inventor before: Zhao Ruimin Inventor before: Xiong Ziyong Inventor before: Zhang Pingjun Inventor before: Yang Guorong Inventor before: Wang Jianping Inventor before: Long Changhong Inventor before: Li Shunhua |
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Free format text: CORRECT: INVENTOR; FROM: YANG YEWEI CHE LIZHI ZHAO RUIMIN XIONG ZIYONG ZHANG PINGJUN YANG GUORONG WANG JIANPING LONG CHANGHONG LI SHUNHUA LI QIBING JIN LI TO: ZHAO RUIMIN CHE LIZHI XIONG ZIYONG ZHANG PINGJUN YANG GUORONG LI SHUNHUA SHEN BING LONG CHANGHONG WANG JIANPING JIN LI |
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