CN113763844A - Red flag mark for Mars detection and mounting method - Google Patents
Red flag mark for Mars detection and mounting method Download PDFInfo
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- CN113763844A CN113763844A CN202111014115.2A CN202111014115A CN113763844A CN 113763844 A CN113763844 A CN 113763844A CN 202111014115 A CN202111014115 A CN 202111014115A CN 113763844 A CN113763844 A CN 113763844A
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000001514 detection method Methods 0.000 title claims abstract description 14
- 239000011248 coating agent Substances 0.000 claims abstract description 22
- 238000000576 coating method Methods 0.000 claims abstract description 22
- 239000000758 substrate Substances 0.000 claims abstract description 14
- 238000009434 installation Methods 0.000 claims description 20
- 125000006850 spacer group Chemical group 0.000 claims description 12
- 229920001721 polyimide Polymers 0.000 claims description 10
- 239000004642 Polyimide Substances 0.000 claims description 8
- 239000001023 inorganic pigment Substances 0.000 claims description 8
- 239000011152 fibreglass Substances 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- XLJMAIOERFSOGZ-UHFFFAOYSA-M cyanate Chemical compound [O-]C#N XLJMAIOERFSOGZ-UHFFFAOYSA-M 0.000 claims description 3
- 239000003550 marker Substances 0.000 claims 6
- 238000012544 monitoring process Methods 0.000 abstract description 6
- 239000004643 cyanate ester Substances 0.000 description 9
- 239000000523 sample Substances 0.000 description 8
- 238000002360 preparation method Methods 0.000 description 7
- 239000011159 matrix material Substances 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 230000007774 longterm Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 229910001069 Ti alloy Inorganic materials 0.000 description 2
- 239000002390 adhesive tape Substances 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000000805 composite resin Substances 0.000 description 2
- 230000032798 delamination Effects 0.000 description 2
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- 238000009413 insulation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
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- 229920000049 Carbon (fiber) Polymers 0.000 description 1
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- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001588 bifunctional effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 230000019771 cognition Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007850 degeneration Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000012767 functional filler Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 239000012779 reinforcing material Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000011206 ternary composite Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F17/00—Flags; Banners; Mountings therefor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Structure Of Printed Boards (AREA)
Abstract
The invention provides a red flag mark for Mars exploration and a mounting method thereof, which relate to the technical field of deep space exploration engineering monitoring. The red flag is fixedly arranged on the Mars detector body, and the substrate is a rigid substrate. The red flag mark can adapt to the extreme environments of the Mars detection task of China from the near ground to the Mars and the like for the first time, ensure that the red flag does not crack, degrade and degrade under the severe environments of high vacuum, alternating cold and heat, high irradiation and the like, does not fade and does not fall off a coating, and ensure that the red flag mark is in the optimal view field area of a monitoring camera.
Description
Technical Field
The invention relates to the technical field of deep space exploration engineering monitoring, in particular to a red flag mark for Mars exploration and an installation method.
Background
The red flag is used as an important mark of the Mars detector, and the project image monitoring is carried out on the red flag, so that the cognition degree and the participation degree of the public to the Mars detection task can be effectively improved, and the display degree of the whole Mars detection task can be improved.
The red flag on the Mars detector needs to be exposed in a deep space extreme environment for a long time and needs to be exposed in severe environments such as strong irradiation, high and low temperature alternation, high altitude and the like. Therefore, it is necessary to develop an engineering display icon preparation with the integrated performances of strong irradiation resistance, low volatilization, high and low temperature alternation resistance and the like, and effectively solve the problems of color degradation, coating delamination and the like under the long-term exposure in deep space extreme environment.
Through a search of the prior art, the comparative patent documents include:
chinese patent document 201410387545.2 entitled instrument table identifier for deep space probe. This patent careless a ware table sign of deep space probe, by thickness 125 um's polyimide film and surperficial synthetic coating composition, has considered space radiation, lunar dust, high low temperature difference big scheduling constraint problem. The device table identification in the patent application is developed aiming at lunar exploration engineering, the distance of a mars exploration task is farther, the deep space environment is worse, and the identification cannot be suitable for the mars exploration task.
The invention discloses a Chinese patent document CN201911380605.7, and discloses a preparation method of a red flag mark for a deep space probe. The patent carelessly leaks a preparation method of a red flag mark for a deep space detector. Based on an organic and inorganic hybrid system and an interface regulation theory, the POSS-CNT-ZnO ternary composite functional filler is prepared, and cyanate resin is modified by the filler to prepare a coating which is applied to external identification of a detector in a deep space extreme environment. The patent only provides a preparation method of the deep space probe mark, does not specifically describe the specific configuration and installation mode of the mark, and does not provide a universal installation mode of the deep space probe mark.
The Chinese patent document 201510355149.6 discloses an anti-counterfeiting method with corresponding information submerged in paper surface, a prepared mark and a mark preparation method. The invention discloses an anti-counterfeiting method for hiding corresponding information on a paper surface, a prepared mark and a mark preparation method. The invention can realize the information correspondence of two layers of two-dimensional codes and/or anti-counterfeiting codes, and meanwhile, only when the stripping part is uncovered, the embedded holographic information can be displayed on the back surface of the stripping part and the upper surface of the bottom layer and completely corresponds to each other. The invention of the patent is only suitable for the anti-counterfeiting technical field and cannot be suitable for the deep space exploration field.
The search of the patent literature of the prior art finds that the Chinese invention has a patent publication number of CN109878095A, discloses a spacecraft watch identification based on space environment, belongs to the technical field of spacecraft final assembly, and realizes the effect of identification 'protrusion' by a multilayer superposition scheme; the use of the die can realize the beautiful and rapid manufacture of the mark. The mask mainly comprises a bottom film, a main body and a face film, wherein the face film is formed by compounding a single-side aluminized polyimide perforated film with a conductive coating and 15-25 mu m thick and a polyimide film with a hollowed character and 50-100 mu m thick. According to the invention, the cyanate ester resin-based composite material is printed on the ultrathin substrate by an ultrasonic-assisted spraying manner to prepare the red flag, so that the preparation of the red flag mark integrating the performances of radiation resistance, low volatility, high and low temperature alternation resistance and the like is realized, and the problems of color degradation, coating delamination and the like under the deep-space extreme environment for long-term exposure are effectively solved. Therefore, the method disclosed in the document and the invention belong to different inventive concepts.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a red flag mark for Mars detection and an installation method.
The red flag mark for detecting the mars comprises a body and high-temperature-resistant strips, wherein the high-temperature-resistant strips are wrapped on the four sides of the body, the body comprises a substrate and a coating, the coating is sprayed on the substrate through an ultrasonic process, the coating takes cyanate ester as a matrix, inorganic pigment is added, and the mass ratio of the inorganic pigment to the cyanate ester matrix is 0.05-0.15: 1.
in some embodiments, the refractory strips are polyimide tape.
In some embodiments, the substrate is aluminum alloy.
In some embodiments, the substrate has a thickness of 0.1 to 0.5 mm.
In some embodiments, the body dimensions are 450mm by 350mm and the coating dimensions are 390mm by 260 mm.
The invention also provides an installation method of the red flag mark for Mars detection, wherein a plurality of installation holes which are uniformly distributed are arranged at the joint of the body and the high-temperature resistant strip, the installation holes correspond to the fixing holes on the detector body one by one, and the installation holes and the fixing holes are fixed through screws.
In some embodiments, the screw mounting dimension is 330mm × 10/225/440 mm.
In some embodiments, the mounting hole and the fixing hole are insulated by a spacer.
In some embodiments, the spacer is made of glass fiber reinforced plastic, and the thickness of the spacer is 3-6mm, and the outer diameter of the spacer is phi 10-12 mm.
In some embodiments, the body accounts for a proportion of the detector's camera field of view 1/4.
Compared with the prior art, the invention has the following beneficial effects:
1. the red flag mark can adapt to extreme environments such as a near ground environment, a mars environment and the like of a mars detection task, does not generate cracks, degeneration and degradation, does not fade and does not fall off a coating under severe environments such as high vacuum, alternating cold and heat, high irradiation and the like, and the red flag mark is ensured to be in the optimal view field area of a monitoring camera.
2. The red flag mark is light, simple and convenient, simple in installation mode, easy to operate, high in reliability, capable of keeping bright appearance for a long time, universal and capable of guiding the layout and installation of other deep space detector marks.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of a red flag marking of the present invention;
fig. 2 is a size diagram of the red flag marking of the present invention.
Reference numbers in the figures:
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that it would be obvious to those skilled in the art that various changes and modifications can be made without departing from the spirit of the invention. All falling within the scope of the present invention.
Example 1
The invention provides a red flag mark for Mars detection, which comprises a body 1 and high-temperature resistant strips 2, wherein the high-temperature resistant strips 2 are wrapped on four sides of the body 1, preferably, polyimide adhesive tapes are adopted for the high-temperature resistant strips 2, the high-temperature resistant effect is enhanced, for example, in a diagonal area of a graph 1, the upper edge, the lower edge, the left edge and the right edge of a red flag are covered by the polyimide adhesive tapes, and the body area of the red flag cannot be shielded. The body 1 has dimensions of 450mm x 350 mm.
The body 1 comprises a substrate 3 and a coating, wherein the coating is sprayed on the substrate 3 through an ultrasonic process, the coating takes cyanate ester as a matrix, and inorganic pigments are added, preferably red and yellow inorganic pigments are added. The mass ratio of the inorganic pigment to the cyanate ester matrix is 0.05-0.15: 1. the cured coating has the technical characteristics of extremely low volatilization, high and low temperature resistance, high and low temperature alternating environment resistance, vacuum resistance, strong space irradiation resistance and the like. Preferably, the cyanate ester resin-based composite material is printed on the substrate 3 by an ultrasonic-assisted spraying manner to form the red flag mark. The coating size was 390mm by 260 mm. Preferably, the substrate 3 is an aluminum alloy plate LY12, and the thickness of the substrate 3 is 0.3 mm.
Wherein the polyimide has high temperature resistance of more than 400 ℃, long-term use temperature range of-200-300 ℃, no obvious melting point on part, high insulating property and 10 percent3The dielectric constant is 4.0 under Hertz, the dielectric loss is only 0.004-0.007, and the material belongs to F-H level insulation. Polyimide tapes prepared from polyimides also have the above characteristics.
Wherein, the cyanate ester has excellent high-temperature mechanical property, and the bending strength and the tensile strength are higher than those of the bifunctional epoxy resin; very low water absorption < 1.5%; the molding shrinkage is low, and the dimensional stability is good; the heat resistance is good, the glass transition temperature is 240-260 ℃, the highest glass transition temperature can reach 400 ℃, and the modified glass can be cured at 170 ℃; the moisture and heat resistance, the flame retardance and the caking property are good, and the bonding property with reinforcing materials such as glass fiber, carbon fiber, quartz fiber, whisker and the like is good; the dielectric ceramic has excellent electrical properties, extremely low dielectric constant of 2.8-3.2 and dielectric loss tangent of 0.002-0.008, and the dielectric properties show unique stability (namely, broadband property) to the change of temperature and electromagnetic wave frequency. The cyanate ester is used as a substrate and is matched with red and yellow inorganic pigments to prepare the red composite coating and the yellow composite coating, so that the color brightness is enhanced, the red flag spraying is realized, and the cyanate ester characteristic is not changed.
In the above embodiments, the red flag mark can adapt to extreme environments from near ground to mars and the like of the first mars detection task in China, and ensure that the red flag does not crack, degrade and degrade under severe environments such as high vacuum, cold and hot alternation, high irradiation and the like, does not fade, does not fall off a coating, is light and convenient, can keep bright appearance for a long time, and has universality.
Example 2
The invention also provides an installation method of the red flag mark for Mars detection on the basis of the embodiment 1, wherein a plurality of evenly distributed installation holes are arranged at the joint of the body 1 and the high-temperature resistant strip 2, the installation holes correspond to the fixing holes on the detector body one by one, the installation holes and the fixing holes are fixed through screws 4, and preferably, the screws 4 adopt M4 titanium alloy screws. The installation hole and the fixing hole are insulated by a spacer. Preferably, the spacer is a glass fiber reinforced plastic spacer, the thickness of the spacer is 5mm, and the outer diameter dimension is phi 12 mm.
Wherein, the quantity of screw 4 is preferred 6, and three screw 4 are a set of, divide into two sets of, and two sets of parallel arrangement of screw 4, every group screw 4 evenly distributed is on body 1, and the external diameter of screw 4 is phi 10 mm. The mounting dimension of the screw 4 is 330mm × 10/225/440mm, specifically, the mounting dimension of two upper and lower screws 4 is 330mm × 10mm, the mounting dimension of four upper and lower screws 4 is 330mm × 225mm, and the mounting dimension of six upper and lower screws 4 is 330mm × 440 mm.
More specifically, the body 1 is fixedly installed on the Mars probe body, the base adopts a rigid base, a red flag mark of the rigid base is fixed on an outer cabin plate of the probe body through 6M 4 titanium alloy screws 4, and the red flag mark is installed on the probe body in a heat insulation mode through a glass fiber reinforced plastic gasket with the thickness of 5 mm.
In the above embodiment, the red flag mounting position takes into account the surveillance camera field of view of the extension mechanism on the detector, and the body 1 accounts for the proportion of the camera field of view 1/4 of the detector. The red flag identification is ensured to be in the optimal view field area of the monitoring camera, the installation mode is simple and easy to operate, the reliability is high, the bright appearance can be kept for a long time, the universality is realized, and the layout and installation of other deep space detector identifications can be guided.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "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 only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. The utility model provides a mars are surveyed with red flag sign, its characterized in that, includes body (1) and high temperature resistant strip (2), body (1) four sides parcel has high temperature resistant strip (2), body (1) includes base plate (3) and coating, the coating is scribbled through ultrasonic technology on base plate (3), the coating uses cyanate as the base member, adds inorganic pigment, and inorganic pigment is 0.05 ~ 0.15 with cyanate base member mass ratio: 1.
2. the red flag marker for Mars detection according to claim 1, wherein the high temperature resistant strip (2) is made of polyimide tape.
3. A red flag marker for Mars detection according to claim 1, wherein the base plate (3) is made of aluminum alloy plate.
4. A red flag marker for Mars sounding according to claim 1, wherein the thickness of the substrate (3) is 0.1-0.5 mm.
5. A red flag marker for Mars sounding according to claim 1, characterized in that the body (1) has dimensions of 450mm x 350mm and the coating has dimensions of 390mm x 260 mm.
6. The method for installing the red flag mark for Mars exploration according to claim 1, wherein a plurality of uniformly distributed installation holes are formed at the joint of the body (1) and the high-temperature resistant strip (2), the installation holes correspond to the fixing holes in the detector body one by one, and the installation holes and the fixing holes are fixed through screws (4).
7. A method for mounting a Mars sounding Red flag marker according to claim 6, wherein the mounting dimension of the screw (4) is 330mm x 10/225/440 mm.
8. The method of claim 6, wherein the mounting hole is insulated from the fixing hole by a spacer.
9. The method for installing the red flag mark for Mars exploration according to claim 8, wherein the spacer is a glass fiber reinforced plastic gasket, the thickness of the spacer is 3-6mm, and the outer diameter of the spacer is phi 10-12 mm.
10. A method of mounting a Mars detection Red flag marker according to claim 6, characterized in that the body (1) occupies a proportion of the detector's camera field of view 1/4.
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CN202111014115.2A CN113763844A (en) | 2021-08-31 | 2021-08-31 | Red flag mark for Mars detection and mounting method |
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Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103545463A (en) * | 2013-09-27 | 2014-01-29 | Tcl集团股份有限公司 | Flexible display device and manufacturing method thereof |
US20150207001A1 (en) * | 2013-11-22 | 2015-07-23 | Changzhou Almaden Co., Ltd. | Colored glass and solar cell assembly using the same |
CN204514477U (en) * | 2015-01-21 | 2015-07-29 | 中国科学院上海技术物理研究所 | The thermal coupling structure of super long alignment detector and single-point low-temperature receiver |
CN205328924U (en) * | 2016-01-05 | 2016-06-22 | 苏州广尔纳新材料科技股份有限公司 | Two -sidedly prevent high temperature resistant polyimide sticky tape of static |
CN106484001A (en) * | 2015-08-25 | 2017-03-08 | 北京卫星环境工程研究所 | Cable high accuracy temperature control device on spacecraft thermal vacuum test star |
CN106752906A (en) * | 2016-12-07 | 2017-05-31 | 上海卫星装备研究所 | The preparation method of low-resistivity filler and its antistatic thermal control coating |
CN107994338A (en) * | 2017-11-20 | 2018-05-04 | 航天材料及工艺研究所 | Mars exploration landing rover integral antenna protective cover and preparation method thereof |
CN109828621A (en) * | 2019-02-26 | 2019-05-31 | 中国科学院高能物理研究所 | A kind of thermal control structure of ultralow temperature low energy detector |
CN110791200A (en) * | 2019-11-05 | 2020-02-14 | 中国航发北京航空材料研究院 | High-temperature-resistant coating protected by polyimide composite material and preparation method of coating |
CN111073499A (en) * | 2019-12-27 | 2020-04-28 | 哈尔滨工业大学 | Preparation method of red flag mark for deep space detector |
CN111879409A (en) * | 2020-06-18 | 2020-11-03 | 西安交通大学 | Device and method for measuring earth outward radiation energy based on lunar-based platform |
-
2021
- 2021-08-31 CN CN202111014115.2A patent/CN113763844A/en active Pending
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103545463A (en) * | 2013-09-27 | 2014-01-29 | Tcl集团股份有限公司 | Flexible display device and manufacturing method thereof |
US20150207001A1 (en) * | 2013-11-22 | 2015-07-23 | Changzhou Almaden Co., Ltd. | Colored glass and solar cell assembly using the same |
CN204514477U (en) * | 2015-01-21 | 2015-07-29 | 中国科学院上海技术物理研究所 | The thermal coupling structure of super long alignment detector and single-point low-temperature receiver |
CN106484001A (en) * | 2015-08-25 | 2017-03-08 | 北京卫星环境工程研究所 | Cable high accuracy temperature control device on spacecraft thermal vacuum test star |
CN205328924U (en) * | 2016-01-05 | 2016-06-22 | 苏州广尔纳新材料科技股份有限公司 | Two -sidedly prevent high temperature resistant polyimide sticky tape of static |
CN106752906A (en) * | 2016-12-07 | 2017-05-31 | 上海卫星装备研究所 | The preparation method of low-resistivity filler and its antistatic thermal control coating |
CN107994338A (en) * | 2017-11-20 | 2018-05-04 | 航天材料及工艺研究所 | Mars exploration landing rover integral antenna protective cover and preparation method thereof |
CN109828621A (en) * | 2019-02-26 | 2019-05-31 | 中国科学院高能物理研究所 | A kind of thermal control structure of ultralow temperature low energy detector |
CN110791200A (en) * | 2019-11-05 | 2020-02-14 | 中国航发北京航空材料研究院 | High-temperature-resistant coating protected by polyimide composite material and preparation method of coating |
CN111073499A (en) * | 2019-12-27 | 2020-04-28 | 哈尔滨工业大学 | Preparation method of red flag mark for deep space detector |
CN111879409A (en) * | 2020-06-18 | 2020-11-03 | 西安交通大学 | Device and method for measuring earth outward radiation energy based on lunar-based platform |
Non-Patent Citations (1)
Title |
---|
周元康: "陶瓷表面技术", 北京:国防工业出版社, pages: 151 - 153 * |
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