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Application of wavelet denoising and bispectrum analysis in fault diagnosis of bearing |
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LI Meng~(1,2),LU Shuang~(1)(1.Mechanical Engineering College,Changchun University,Changchun 130022,China;2.Science Machinery and Engineering Institute,Jilin University,Changchun 130025,China) |
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A study of modeling of the test machine system |
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HOU Yue-qian~1,DONG Qi-shun~2(1.Mechanical Engineering College,Changchun University,Changchun 130022,China;2.Mechanical & Electronic Engineering College,Changchun University of Science and Technology,Changchun 130022,China) |
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Numerical analysis for chaos motion of manipulator system |
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HU Xiao-guang,ZOU Jian-qi(Department of Civil Engineering,Jilin Architectural and Civil Engineering Institute,Changchun University,Changchun 130022,China) |
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Research and design of fiber collimator |
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DING Yuan~1,WANG Zhi~2,YANG Wen-bo~3(1.Mechnical Engineering Institute,Changchun University,Changchun 130022,China;2.Changchun Institute of Optics,Fine Mechanics and Physics,Chinese Academy of Sciences,Changchun 130022,China;3.Repair Section,Limited Liability Company of Changchun Rolling Stack Plant,Changchun 130052,China) |
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Numerical calculation methods of the software for the electromagnetismdesign of special definite-purpose motor |
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WU Xu-yun~1,WU Xu-zhi~2(1.Electronic and Information Engineering College,Changchun University,Changchun 130022,China;2.Electric and Electronic Engineering College,Changchun University of Technology,Changchun 130012,China) |
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A design for system of high-frequency tired DC servo motor |
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SUN Xiao-qiang~1,WANG Rui~2(1.Electronic Science and Project Institute,Jilin University,Changchun 130022,China;2.Liaoyuan Section,Jilin Normal University,Liaoyuan 136200,China) |
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Digital circuit emulation under MATLAB environment |
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ZHANG Meng,WANG Xiao-feng,ZHAO Lei(Electron and Information Engineering College,Changchun University,Changchun 130022,China) |
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A design of anti-disturbance of single chip computer system |
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ZHAO Jun-yan~1,LI Man~2(1.Electromechanical Project Institute,Changchun Polyversity,Changchun 130022,China;2.Computer Science and Engineering Institute,Changchun Industrial University,Changchun 130022,China) |
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An analysis of genetic algorithm and evolution strategy |
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FENG Ping,GU Wen-xiang,QU Shuang(1.Computer Science and Technology Institute,Changchun University,Changchun 130022,China;2.Computer Science and Technology Institute,Northeast Normal University,Changchun 130020,China) |
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A study of technological algorithm for laser contrading land level |
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ZHENG Jin-song(Computer Science and Technological Institute,Changchun University,Changchun 130022,China) |
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Fingerprint identification technology and its application |
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YU Xiu-xia(Network Information Center,Changchun University,Changchun 130022,China) |
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Research on the method of generating elevation data using terrain map |
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ZHANG Wei~1,ZHANG Chun-hua~2(1.Military Technological Research Institute of Emulation,Aviation University of Air Force,Changchun 130022,China;2.Computer Teaching and Research Office of Basic Department Aviation University of Air Force,Changchun 130022,China) |
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Inquiring of computer network's security |
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WANG Yan-bai,TAN Lu(Computer Science and Technological Institute,Changchun University,Changchun 130022,China) |
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Safe strategies for Windows System dealing with attack from blackmail |
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LI Ya-peng(Jilin Agriculture Engineering Vocational Technology College,Gong Zhuling 136100,China) |
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An analysis of familiar problems on using #define in C program |
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SONG Ya-juan,LIU Gang(Computer Science and Technological Institute,Changchun University,Changchun 130022,China) |
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Existence and global attractivity of almost periodic solutions for predator-prey system of three-dimension |
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ZHANG Xiao-ying(College of Applied Sciences,Changchun University,Changchun 130022,China) |
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Four fundamental operations of mathematics with large integer in database system |
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WANG Shi-xiang,LIU Yian-xi(College of Applied Sciences,Changchun University,Changchun 130022,China) |
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A discussion about the radix of a limited assemble |
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JIANG Yong-shuai~1,ZHANG Dan~2(1.Teaching and Research Section of Mathematics,Aviation University of Air Force,Changchun 130022,China;2.College of Mathematics and Statistics,Northeast Normal University,Changchun 130024,China) |
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The existence and uniqueness of solutions of nonlinear equations |
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NIU Xin,YANG Xia(Mathematics Department,Fu Yang Normal's College,Fuyang 236032,China) |
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Linear confidence Interval of a normal mean |
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XIAO Yu-shan(College of Applied Science,Changchun University,Changchun 130022,China) |
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An equal sum question about Abel group |
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LI Qiang(Industrial and Commercial College,Daqing Professional Institute,Daqing 163711,China) |
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Algorithms related to the shortest path and transformational problem |
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LI Hui-zhe~1,WANG Qiang~1,WANG Bing~2(1.Computer & Information Engineering College,Inner Mongolia Normal University,Huhhot 010022,,China;2.Changchun Branch,Police Commanding Institute,Changchun 130000,China) |
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Application of the high algebra method problem to maths analysis |
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MI Yong-sheng~1,MI Dong-mei~2(1.Mathematics Department,Jilin University,Changchun 130012,China;2.Tiefu Middle School,Sichuan 635706,China) |
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solid state reaction synthetizing tombarthite calcium titanium ore oxide |
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LIU Run-ru(College of Applied Sciences,Changchun University,Changchun 130022,China) |
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A study of live serial bus hardware of USB interface |
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WANG De-jun~1,GONG Yi-min~2,HOU Li-chun~2(1.Foreign Languages Institute,Changchun University,Changchun 130022,China;2.Physics Institute,Jilin University,Changchun 130012,China;3.Automatical Control and Electronic Engineering Department,Wuxi Professional and Technological Institute,Wuxi 214121,China) |
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Single-mode birefringence fiber elastic-optic effect of curled and logic gate |
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QU Zhi(Department of Basic Courses ,Changchun Institute of Technology,Changchun 130012,China) |
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The reserch of pulse-semiconductor laser velocimeter |
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ZHOU Jing(College of Applied Sciences,Changchun University,Changchun 130022,China) |
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The investigation and study on tree categories for gardening of headquarters' campus of Changchun University |
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GU Yi(Environmental and Ecological Project College,Changchun University,Changchun 130022,China) |
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Several thoughts of garden trade implementing supervisory system of project in an all-round way |
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LIN Hai-sen(Enviromental Ecology and Project Institute,Changchun University,Changchun 130022,China) |
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On the status quo and developmental trend of industry of flowers and plants |
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YANG Yan-qing(Environmental Ecology and Project Institute,Changchun University,Changchun 130022,China) |
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Obstacle of sports development in China's University |
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WANG Nai-chen(Physical Teaching and Research Section,Changchun University,Changchun 130022,China) |
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Problems in equipment control of large-scale precisioninstrument and countermeasure |
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MA Lin(Property Experiment Office,Changchun University,Changchun 130022,China) |
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A discussion of management for non-governmental higher education |
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SHI Yu-feng~1,LI Shu-hua~2(1.Management College,Changchun University,Changchun 130022,China;2.Finance Office,Changchun University,Changchun 130022,China |
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Investigation and analysis on the current situation on multimedia used in university's physics teaching——one of subsubject research papers of information technology and reform in education. |
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XU Li-jun~1,ZAO Li-zhu~2,WANG Hui-ren~2(1.Changchun University of Technology,Changchun 130022,China;Physics Department,Northeast Normal University,Changchun 130021,China) |
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A tentative discussion of innovative education in the classroom instruction of physics |
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WANG Rui(Jilin Normal University,Changchun University,Changchun 130022,China) |
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Teaching research and practical research of mechanical graduation project link |
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CHENG Xian-chun,ZHANG Ming(Mechanical Engineering College,Changchun University,Changchun 130022,China) |
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A new exploration to reformation of tolerance experimental course |
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WANG Ying-shu,MIAO Zhong,LI Hui,SONG Yu-mei(Mechanical Engineering Collage,Changchun University,Changchun 130022,China) |
