[XU, Qingyun 徐清云, XU, Qingyun 徐清云, WEI, Ran 魏然, XU, Qingyun 徐清云, WEI, Ran 魏然, WANG, Wei 王巍, XU, Qingyun 徐清云, WEI, Ran 魏然, WANG, Wei 王巍, MENG, Fandong 孟凡东, XU, Qingyun 徐清云, WEI, Ran 魏然, WANG, Wei 王巍, MENG, Fandong 孟凡东, LI, Jianhui 李建辉, XU, Qingyun 徐清云, WEI, Ran 魏然, WANG, Wei 王巍, MENG, Fandong 孟凡东, LI, Jianhui 李建辉, HOU, Jinwen 侯进文, XU, Qingyun 徐清云, WEI, Ran 魏然, WANG, Wei 王巍, MENG, Fandong 孟凡东, LI, Jianhui 李建辉, HOU, Jinwen 侯进文, QIAO, Tao 乔涛] Room 1531, Floor 15th, Block A, Building 1th 中国北京市海淀区中关村东路1号院1号楼A座15层1531室, Beijing 100190Yard No. 1 of Zhongguancun East Road, Haidian DistrictBeijing 100190 A robot operating state switching method and system, the method comprising: a mask of a robot is provided with an opening end and closing end activation component (101); when the mask opens or closes, the activation component sends a mask state signal to a lower level computer processor (102); the lower level computer processor processes the received mask state signal, then sends the same to an upper level computer processor (103, 104); the upper level computer processor controls switching of the robot operating state according to the received processed mask state signal (105). The technical solution causes the robot system to be in two operating states through the mask opening and closing, executing different functions, thereby improving robot integration and operating efficiency, and decreasing manufacturing costs. A robot operating state switching method and system, the method comprising: a mask of a robot is provided with an opening end and closing end activation co

[LV, Baoqiang 吕宝强, MU, Lijun 慕立俊, ZHAO, Zhenfeng 赵振峰, LU, Hongjun 陆红军, BU, Xiangqian 卜向前, QI, Yin 齐银, LI, Jianshan 李建山, ZHAO, Boping 赵伯平, LI, Xiangping 李向平, LI, Jianhui 李建辉, YANG, Li'an 杨立安, BU, Jun 卜军] 9 Dongzhimen North Street, Dongcheng District 中国北京市东城区东直门北大街9号, Beijing 100007Beijing 100007 The present invention provides a low density, high strength and degradable temporary blocking agent, a preparation method therefor and use thereof. The temporary blocking agent comprises 60 wt% - 85 wt% of polyactic acid, 5 wt% - 20 wt% of starch, 5 wt% - 10 wt% of polycaprolactone, 2 wt% - 5 wt% of a solubilizer, and 2 wt% - 5wt% of a toughening agent, based on 100 wt% of the total weight of the temporary blocking agent. The temporary blocking agent provided in the present invention is a rigid temporary blocking agent, which can form bridge plug in existing cracks, and the temporary blocking results in significant pressure rise. In addition, the preparation method of the temporary blocking agent is simple and has fewer process requirements, being applicable in industrial production. The temporary blocking agent provided in the present invention, when being used for temporarily-blocking fracturing, can be completely degraded in the underlying conditions within a certain period of time, and thus does not cause secondary damage to the reservoir, and avoiding the contamination of the stratum cause by the temporary blocking agent and the occurrence of accidents caused by the pump becoming stuck.

[LI, Dechen 李德臣, LI, Shaolong 李少龙, LI, Jianhui 李建辉, TANG, Xulong 唐续龙, GAO, Baojun 高保军] No.18 Wuzhen East Road, Tongxiang Economic Development Zone (Phase II) 中国浙江省嘉兴市桐乡经济开发区二期梧振东路18号, Zhejiang 314000Jiaxing, Zhejiang 314000 A nickel laterite ore leaching residue treatment method, and a nickel laterite ore leaching residue treatment device. The treatment method comprises: providing a nickel laterite ore leaching residue; drying the nickel laterite ore leaching residue to obtain dry residue and drying tail gas; mixing the dry residue with a first reducing agent used for desulfurization, and granulating, to obtain a pellet; performing roasting and desulfurization of the pellet, to obtain hot baked sand and roasting tail gas; performing immersion reduction on the hot baked sand with a second reducing agent used for extracting iron and a flux, to obtain molten iron, slag and primary coal gas, and using escaped primary coal gas for immersion reduction and heat compensation by means of secondary combustion. The treatment apparatus mainly comprises a drying apparatus, a granulation apparatus, a desulfurization apparatus and a reduction apparatus. The treatment method can comprehensively recycle both iron and sulfur from the leaching residue of nickel laterite ore, reduce energy consumption, and effectively realize resource utilization of the leaching residue of nickel laterite ore.

[LI, Feng 李锋, WEI, Kejian 尉克俭, LI, Min 黎敏, LU, Jinzhong 陆金忠, LI, Jianhui 李建辉, CAO, Kefei 曹珂菲, HAO, Xiaohong 郝小红] No. 12 Fuxing Avenue, Haidian District 中国北京市海淀区复兴路12号, Beijing 100038Beijing 100038 A copper smelting device, comprising a furnace body (100), a feeding port (101), a smoke outlet (106), a slag outlet (102), a copper matte port (103), and a primary air vent (104). A copper matte layer (112), a slag layer (113), and a gas layer (114) are sequentially arranged in the furnace body (100) from bottom to top. The feeding port (101) is arranged on a top wall of the furnace body (100). The smoke outlet (106) is arranged on the top wall of the furnace body (100). The slag outlet (102) is arranged at one end of the furnace body (100). The copper matte port (103) is arranged at an end of the furnace body (100) opposite to the slag outlet (102), and the copper matte port (103) is located at the bottom of the copper matte layer (112). The primary air vent (104) is located on a side wall of the furnace body corresponding to the slag layer (113), and is used to blow oxygen-enriched air into the slag layer (113). The dimensions in the width-wise direction of the inner wall corresponding to the slag layer (113) are greater than 2.5 m and less than or equal to 4.5 m so as to expand the scale of single furnace processing of concentrates, thereby improving labor efficiency and reducing operating costs.

[TANG, Xulong 唐续龙, LI, Jianhui 李建辉, LI, Shaolong 李少龙, LI, Dechen 李德臣, GAO, Baojun 高保军] No. 18, Wuzhen East Road, Tongxiang Economic Development Zone(Phase II) 中国浙江省嘉兴市桐乡市经济开发区梧振东路18号 314500Jiaxing, Zhejiang 314500 Disclosed in the present disclosure are a method and system for resource utilization of lateritic nickel ore leaching tailings. The method comprises: mixing the lateritic nickel ore leaching tailings with a fluxing agent, so as to obtain a mixed material; melting, slagging and desulfurizing the mixed material, so as to obtain molten slag and SO2-containing flue gas; and mixing the molten slag with a reducing agent for reductive iron extraction, so as to obtain molten iron, slag obtained via iron extraction, and coal gas.

[TANG, Xulong 唐续龙, LI, Jianhui 李建辉, LI, Shaolong 李少龙, LIU, Kaihua 刘凯华] No. 18, Wuzhen East Road, Tongxiang Economic Development Zone(Phase II) 中国浙江省嘉兴市桐乡市经济开发区梧振东路18号 314500Jiaxing, Zhejiang 314500 Disclosed are an integrated furnace for suspension melting and reduction of mineral powder and a method for treating mineral powder by using the integrated furnace. The integrated furnace for suspension melting and reduction of mineral powder comprises a vertical melting tower and a horizontal reduction furnace. The vertical melting tower sequentially comprises a secondary combustion chamber and a suspension melting zone from top to bottom; the secondary combustion chamber is provided with secondary combustion spray guns; and the suspension melting zone is provided with material spray guns, and the material spray guns are used for spraying oxygen-enriched air and mineral powder into the suspension melting zone. The horizontal reduction furnace sequentially comprises a reduction zone and a settling zone in the horizontal direction; a partition wall is provided between the reduction zone and the settling zone; the lower end of the partition wall extends into a slag layer of the horizontal reduction furnace; a gas outlet is formed in the upper end of the reduction zone and is connected to the lower end of the suspension melting zone; and the reduction zone is provided with reduction spray guns, and the reduction spray guns are used for spraying a reducing agent and combustion-supporting air.

[LI, Jianhui 李建辉, HU, Chan 胡禅, LI, Junpeng 李俊鹏] Fourth Floor, One Capital Place, P.O. Box 847, George Town, Grand Cayman 开曼群岛大开曼乔治城资本大厦一座四层847号邮箱, Grand Cayman;Alibaba Group Legal Department 5/F, Building 3, No.969 West Wen Yi Road, Yu Hang District 中国浙江省杭州市余杭区文一西路969号3号楼5楼阿里巴巴集团法务部, Zhejiang 311121Hangzhou, Zhejiang 311121;Alibaba Group Legal Department 5/F, Building 3, No.969 West Wen Yi Road, Yu Hang District 中国浙江省杭州市余杭区文一西路969号3号楼5楼阿里巴巴集团法务部, Zhejiang 311121Hangzhou, Zhejiang 311121;Alibaba Group Legal Department 5/F, Building 3, No.969 West Wen Yi Road, Yu Hang District 中国浙江省杭州市余杭区文一西路969号3号楼5楼阿里巴巴集团法务部, Zhejiang 311121Hangzhou, Zhejiang 311121 Disclosed is a character editing method for a screen display device. The method comprises: displaying original character information in a character editing area of a screen display device; receiving selection of a to-be-modified character in the original character information; acquiring a candidate replacement character corresponding to the to-be-modified character from a confusable character database; displaying the candidate replacement character in a recommended area of the screen display device; receiving selection of the candidate replacement character; and replacing the to-be-modified character in the original character information by using the selected candidate replacement character. The present application also provides a character editing device for a screen display device. By using the method provided in the present application, the accuracy rate and the operation efficiency in a character editing process can be improved, and editing time of a user can be reduced; specially used in editing operations after voice-to-character conversion of a mobile terminal, the method can further effectively improve the use experience of a user.

[WANG, Zhiqiang 汪志强, CHEN, Man 陈满, ZHANG, Hao 张豪, LU, Yong 卢勇, LIU, Tao 刘涛, LI, Jianhui 李建辉, LV, Zhipeng 吕志鹏, LIN, Kai 林恺, HAN, Yulin 韩玉麟, GONG, Yu 巩宇, LU, Chuande 陆传德, HUANG, Faman 黄发满, JING, Zengming 景增明] Room 208, No. 100 Dongxing Road, 中国广东省广州市番禺区东环街东星路100号208室, Guangdong 511400Donghuan Street, Panyu District,Guangzhou, Guangdong 511400 The present application relates to a system for monitoring a power plant. The system for monitoring a power plant comprises an industrial television system and a monitoring terminal, wherein the industrial television system comprises a plurality of image collection apparatuses, which are arranged in various production areas of a power plant, and the monitoring terminal is used for displaying image signals of the various production areas. The system for monitoring a power plant further comprises an AI server and a cloud platform server. In the present application, on the basis of an existing industrial television system and monitoring terminal in a power plant, an AI server, which is used for image recognition, is additionally provided to perform image recognition on an image signal collected by an image collection apparatus of the industrial television system, so as to obtain a recognition result related to a fault state of each production area of the power plant, and the recognition result is sent to the monitoring terminal by means of a cloud server. The system has the advantages of a lower construction cost and higher cost performance. In addition, the AI server can perform AI intelligent recognition on the image signal, so as to quickly and accurately recognize an abnormal condition of a device in the production areas, thereby reducing the occurrence of erroneous determinations and missed determinations. The present application relates to a system for monitoring a power plant. The system for monitoring a power plant comprises an industrial television system and a monitoring terminal, wherein the industrial television system comprises a plurality of image collection apparatuses, which are arranged in various production areas of a power plant, and the monitoring terminal is used for displaying image signals of the various production areas. The system for monitoring a power plant further comprises an AI server and a cloud platform server. In the present application, on the basis of an existing industrial television system and monitoring terminal in a power plant, an AI server, which is used for image recognition, is additionally provided to perform image recognition on an image signal collected by an image collection apparatus of the industrial television system, so as to obtain a recognition result related to a fault state of each production area of the power plant, and the recognition result is sent to the monitoring terminal by means of a cloud server. The system has the advantages of a lower construction cost and higher cost performance. In addition, the AI server can perform AI intelligent recognition on the image signal, so as to quickly and accurately recognize an abnormal condition of a device in the production areas, thereby reducing the occurrence of erroneous determinations and missed determinations.

[GUO, Renwei 郭仁炜, LI, Jianhui 李建辉, HUANG, Fubo 黄福波] Huawei Administration Building 中国广东省深圳市龙岗区坂田华为总部办公楼, Guangdong 518129Bantian, Longgang DistrictShenzhen, Guangdong 518129 A fingerprint module, and an assembling method therefor. The fingerprint module comprises: a glass cover plate (1), a circular decorative piece (4), a support (5), and a fingerprint recognizer (3). The glass cover plate (1) comprises a circular hole (11); the circular decorative piece (4) and fingerprint recognizer (3) are disposed in the circular hole (11); the circular decorative piece (4) is divided into two parts, wherein the axial cross-section of a first part (42) is vertical, and the axial cross-section of a second part is (41) is "L" shaped; the second part (41) of the circular decorative piece (4) comprises an axially extended portion and a radially extending portion (411); the support (5) comprises a support end (52) and a fixing end (51); the radially extending portion (411) of the second part (41) of the circular decorative piece (4) is disposed between the glass cover plate (1) and the fixing end (51) of the support frame (5) and is separately connected to the glass cover plate (1) and the fixing end (51) of the support frame (5); and the support end (52) of the support frame (5) is connected to the fingerprint recognizer (3). By configuring skirt on a part of the circular decorative piece (4), the space occupied by the skirt is reduced, so that the installation of the fingerprint recognizer (3) is more reasonable, and the costs are low. A fingerprint module, and an assembling method therefor. The fingerprint module comprises: a glass cover plate (1), a circular decorative piece (4), a support (5), and a fingerprint recognizer (3). The glass cover plate (1) comprises a circular hole (11); the circular decorative piece (4) and fingerprint recognizer (3) are disposed in the circular hole (11); the circular decorative piece (4) is divided into two parts, wherein the axial cross-section of a first part (42) is vertical, and the axial cross-section of a second part is (41) is "L" shaped; the second part (41) of the circular decorative piece (4) comprises an axially extended portion and a radially extending portion (411); the support (5) comprises a support end (52) and a fixing end (51); the radially extending portion (411) of the second part (41) of the circular decorative piece (4) is disposed between the glass cover plate (1) and the fixing end (51) of the support frame (5) and is separately connected to the glass cover plate (1) and the fixing end (51) of the support frame (5); and the support end (52) of the support frame (5) is connected to the fingerprint recognizer (3). By configuring skirt on a part of the circular decorative piece (4), the space occupied by the skirt is reduced, so that the installation of the fingerprint recognizer (3) is more reasonable, and the costs are low.

[WANG, Yu 王宇, ZHOU, Guotong 周国统, LI, Jianhui 李建辉, YAN, Bin 严斌] Suite 3401, Unit A, Building 6, Shum Yip Sky Park, No. 8089, Hongli West Road, Xiangmihu Street, Futian District 中国广东省深圳市福田区香蜜湖街道红荔西路8089号深业中城6号楼A单元3401 518040Shenzhen, Guangdong 518040 The present application relates to the technical field of electronic products, and in particular to a flexible printed circuit and an electronic device. The flexible printed circuit is configured to connect a USB interface and a mainboard in an electronic device. The flexible printed circuit comprises two flexible boards, namely, a first flexible board and a second flexible board, which are detachably connected to each other, wherein the first flexible board is arranged on the rear side of a battery and is connected to the USB interface, and the second flexible board is arranged on the front side of the battery and is connected to the mainboard. When it is necessary to disassemble the USB interface, the first flexible board can be seen by opening a cover plate on the rear side of the electronic device, and since the first flexible board is detachably connected to the second flexible board, the first flexible board can be quite easily disconnected from the second flexible board, the first flexible board is removed, and subsequent processing is then performed on the USB interface. Thus, there is no need to disassemble the battery, the step of disassembling the USB interface is simplified, the complexity of disassembly can be reduced, and there is no need to re-mount the battery, thereby reducing the assembly difficulty and the maintenance cost.