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OPENING: 作品数：738被引量：702H指数：11; 导出分析报告; 相关领域：经济管理更多>>; 相关作者：姬升良王双曹国周建军张红艳更多>>; 相关机构：清华大学东南大学浙江大学南京大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金国家社会科学基金更多>>

Study on the Hydraulic Performance and Efficiency of a Siphon Sediment Discharge Device with Bottom Hole Opening through Simulation Experiments: 《Journal of Electronic Research and Application》2025年第1期169-175,共7页Henglong Hui Yan Li Zhiying Cui; Supported by the National Undergraduate Innovation Training Program(Project No.202211437036).; In this study,the hydraulic behavior and sand transport efficiency of the siphon automatic sand discharge device were studied by software simulation tests.By simulating the actual situation,this study analyzed how fac...; 关键词：Siphon sand discharge Bottom hole opening Sand transport efficiency Simulation experiment

Trajectory analysis and flight modeling of combat aircrafts ejection seats: 《Chinese Journal of Aeronautics》2025年第2期175-184,共10页Ercan BASTUG Nadir SERIN Faruk ELALDI; In this study,it is aimed to develop a generic model which calculates the trajectory of the ejection seat from the jet aircraft,by taking into account the parameters that will affect the seat movement such as the seat...; 关键词：Ejection seat Ejection seat trajectory Point mass trajectory model Parachute opening times Aerodynamic coefficients

Study on Flow Characteristics and Performance of Baffled Shock Two-Dimensional Vector Nozzle: 《Advances in Aerospace Science and Technology》2024年第4期148-166,共19页Masum Hossain Yasir Kamal Sourav Mallick Md Rifat Jahan Angkon; This research paper presents a numerical study on the flow characteristics and performance of a baffled shock two-dimensional vector nozzle. The baffled shock vector nozzle is a type of fluid thrust vectoring nozzle t...; 关键词：Thrust Vector Control Baffle Displacement The Opening of Discharge Gap The Thrust Vector Angle Thrust Coefficient

Further Promoting the Institutional Opening-Up of Trade in Services in China: 《China Forex》2024年第4期56-58,共3页LI Yi ZUO Zhen; On September 2,2024,the General Office of the State Council released the Opinions on Promoting High-Quality Development of Trade in Services Through High-Standard Opening up(hereinafter referred to as Opinions),which ...; 关键词：OPENING TRADE SERVICES

Opening a New Chapler After 75 Years of Development: 《Qiu Shi》2024年第6期70-80,共11页无; The year 2024 marked the 75th anniversary of the People's Republic of China(PRC).Over the past 75 years,the Communist Party of China(CPC)has led Chinese people of all ethnic groups in uniting as one and forging ahead....; 关键词：BECOMING SOCIALIST MODERNIZATION

Public Relations Helps High-Standard Opening-Up: 《China News Release》2024年第11期24-26,共3页Guo Weimin; On September 12, 2024, the CPRA Forum on Public Relations and High-Standard Opening-Up, organized by the China Public Relations Association (CPRA), was held in Beijing. Guo Weimin, president of the CPRA,delivered a sp...; 关键词：OPENING PUBLIC Beijing.

New Opportunities for High-Standard Opening-Up: 《China News Release》2024年第11期27-28,共2页Zhao Huiying; On September 12,2024,the CPRAForumon Public Relations and High-Standard Opening-Up,organized by the China Public Relations Association(CPRA),was held in Beijing,where experts and scholars engaged in in-depth discussio...; 关键词：OPENING stated discussions

CIIE to Promote High-Level Opening Up: 《ChinAfrica》2024年第11期60-61,共2页; The 7th China International Import Expo(CIIE),scheduled to be held in Shanghai from 5 to 10 November,will play a part in promoting highlevel opening up,said Tang Wenhong,China’s assistant minister of commerce,at a pr...; 关键词：OPENING measures scheduled

High complex anal fistula managed by the modified transanal opening of the intersphincteric space via the inter-sphincteric approach:A case report: 《World Journal of Radiology》2024年第10期552-560,共9页Ya-Qun Wang Yan Wang Xiao-Feng Jia Qiao-Jing Yan Xue-Ping Zheng; BACKGROUND High complex anal fistulas are epithelialized tunnels,with the main fistula piercing above the deep external sphincter and the internal opening approaching the dentate line.Conventional surgical procedures ...; 关键词：High complex anal fistula Inter-sphincteric infection Trans-anal opening of inter-sphincteric space PERIANAL Pelvic magnetic resonance imaging Anal function protection Case report

Rh(Ⅲ)-Catalyzed sequential ring-retentive/-opening [4+2]annulations of 2H-imidazoles towards full-color emissive imidazo[5,1-a]isoquinolinium salts and AIE-active non-symmetric 1,1-biisoquinolines: 《Chinese Chemical Letters》2024年第10期213-217,共5页Peiyan Zhu Yanyan Yang Hui Li Jinhua Wang Shiqing Li; financial support from the National Natural Science Foundation of China(Nos.22261013 and 22001049);Guangxi Natural Science Foundation(No.2020GXNSFBA297003);Magneto-Chemical Functional Materials(No.EMFM20221102)。; Rhodium-catalyzed C4aryl-H activation and ring-retentive annulation of 2H-imidazoles with internal alkynes to build imidazo[5,1-a]isoquinolinium salts with high yields and broad scope has been disclosed.These novel sa...; 关键词：C-Hactivation/annulation 2H-Imidazole Imidazo[5 1-a]isoquinolinium 1 1'-Biisoquinolines Full-color emission Ring-retentive/-opening

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