1The Application of Cycle Simulation in the Variable Geometric Intake DesignLI Yun-qing, TUO Hua-jin1-42Calculation of Working Process of Diesel Engine Based on VBZHENG Zhong-cai, GAO Yan, LIU Fang, LIU Bo, LI Jian5-113Numerical Simulation of Flows and Structure Optimization of Automotive Air FilterHAN Qing, SUN Yi-xia, JIA Yan-long, WANG Ren-ren12-154Design on Fuzzy Control System of I. C. Engine VibrationDING Ping16-19,285Acoustic Performance Analysis of Reactive Muffler Based on FEMLIN Hao-li, CHEN Chuan-ju20-246Research & Development on Direct Injection Combustion System of an 80 Diameter Single Cylinder Diesel EngineYANG Yang, SHAO Guohua, ZHEN Herui, LI Pang, LIN Jiudong, XIE Feng25-287The Application of Air- Layer Scavenging Technology on General EngineDU Tao, LI Qing-li, FAN Di, WANG Ming-jie29-318Research on Performance Test System for TurbochargerWANG Guo-feng, WANG Ming-jie32-36,519Optimization of Piston Structure to Reduce the oil Consumption in Diesel EngineMA Cheng-xin, ZHAO Xu-dong37-3910Technology and Die Design of Filter HousingZHANG Yu-ying, QIAN Zhi-yuan40-4411Analysis and Processing of Malfunction in External Circuit in Dongfeng 5D Diesel Locomotive ControllersCHEN Shu-yu48-5112Rhythm study on Process in Machining PistonJIANG Dian-chang, SONG Shu-feng, ZHANG Guo-feng, FENG Zeng-jian52-56