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浏览/检索结果: 共11条，第1-10条 帮助 限定条件 内容类型：会议论文     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Flexible Aggregate Nearest Neighbor Queries in Road Networks 会议论文 2018 IEEE 34TH INTERNATIONAL CONFERENCE ON DATA ENGINEERING (ICDE), 2018-01-01 作者:  Yao, Bin;  Chen, Zhongpu;  Gao, Xiaofeng;  Shang, Shuo;  Ma, Shuai 收藏  |  浏览/下载：9/0  |  提交时间：2019/12/30 Aggregates  Nearest neighbor search  Roads and streets  Aggregate nearest neighbors  Approximate solution  Constant factor approximation  Euclidean spaces  Experimental evaluation  FANN  Real road networks  Road network  Query processing   Application of Mass Concrete Structure Construction Technology in Civil Engineering Construction 会议论文 Taiyuan, PEOPLES R CHINA, JUN 24-25, 2017 作者:  Shang, Xiaofeng 收藏  |  浏览/下载：1/0  |  提交时间：2019/12/13 Mixing Ratio Design and Experimental Studies of High-Performance Porous Concrete Strength 会议论文 Wuhan, PEOPLES R CHINA, APR 22-25, 2016 作者:  Shang, Xiaofeng 收藏  |  浏览/下载：1/0  |  提交时间：2019/12/09 Nanostructured single-nanowire solar cells for high light-trapping and photoconversion efficiency 会议论文 osa topical conference:the 4th advances in optoelectronics and micro/nano-optics, xi’an, china, 2014-09 作者:  Xiaofeng Li;  Yaohui Zhan;  Cheng Zhang;  Aixue Shang;  Zhenhai Yang 收藏  |  浏览/下载：17/0  |  提交时间：2015/05/15 水产品中三价铝形态分析技术的研究与建立 会议论文 2012“科技支撑水产品质量安全”学术研讨会, 2012-10-30 作者:  SHANG Derong[1];  尚德荣[2];  ZHAO Yanfang[3];  赵艳芳[4];  ZHAI Yuxiu[5] 收藏  |  浏览/下载：3/0  |  提交时间：2020/01/02 水产品  三价铝  检测技术  食品安全   The effects of aluminium additives on the quality of high-speed steel laser cladding (EI收录) 会议论文 2012 IEEE International Conference on Mechatronics and Automation, ICMA 2012, Chengdu, China, August 5, 2012 - August 8, 2012 作者:  Shang, Xiaofeng[1];  Zhao, Qinghe[1];  Wang, Zhijian[1];  Qi, Peng[1] 收藏  |  浏览/下载：9/0  |  提交时间：2019/04/15 Aluminum coatings  Hard coatings  Hardness  High power lasers  Lakes  Laser cladding  Microstructure  Surface defects   The effects of nozzle and workpiece placements on cooling rate in the vacuum high-pressure gas quenching furnace based on CFD (EI收录) 会议论文 Applied Mechanics and Materials, Nanchang, China, June 20, 2011 - June 22, 2011 作者:  Wang, Zhijian[1];  Wang, Xiaoyan[1];  Shang, Xiaofeng[1] 收藏  |  浏览/下载：1/0  |  提交时间：2019/04/15 Computer simulation  Cooling  Gases  High pressure effects  High pressure engineering  Industrial engineering  Manufacture  Rocket nozzles  Vacuum  Vacuum applications  Vacuum furnaces   Research on radio frequency wireless communication technology (EI收录) 会议论文 Advanced Materials Research, Guangzhou, China, September 16, 2011 - September 18, 2011 作者:  Shang, Xiaofeng[1];  Wang, Zhijian[1];  Fan, Chaogang[1] 收藏  |  浏览/下载：2/0  |  提交时间：2019/04/15 Design  Industrial research  Manufacture  Radio broadcasting  Radio transmission  Radio waves  Wireless telecommunication systems   The simulation and experiment study on the gas flow in the no-loaded and cold vacuum high-pressure gas quenching furnace (EI收录) 会议论文 Applied Mechanics and Materials, Shanghai, China, January 6, 2011 - January 7, 2011 作者:  Wang, Zhijian[1];  Shang, Xiaofeng[1] 收藏  |  浏览/下载：1/0  |  提交时间：2019/04/15 Anemometers  Computational fluid dynamics  Flow fields  Flow of gases  Flow simulation  Furnaces  Gases  Mechatronics  Nozzles  Numerical methods  Vacuum  Vacuum furnaces  Wire   Gas-solid two-phase flow simulation of coaxial powder delivery nozzle in rapid prototyping (EI收录) 会议论文 Applied Mechanics and Materials, Changsha, China, September 8, 2010 - September 9, 2010 作者:  Wang, Zhijian[1];  Shang, Xiaofeng[1] 收藏  |  浏览/下载：1/0  |  提交时间：2019/04/16 Convergence of numerical methods  Flow simulation  Gases  Mathematical models  Mechanical engineering  Mechanics  Metals  Models  Nozzle design  Powder metallurgy  Rapid prototyping  Rocket nozzles  Titration  Two phase flow  Velocity  Velocity distribution  Volume fraction