1Application of shock impulse method on motor bearing fault diagnosisXU Yu-xiu, YUAN Pei-xin, WANG Zhan-guo453-4552Research on load carrying capacity and friction-reduction of extreme pressure lubricantsWANG De-xi, LIU Jie, XIA Yan-qiu456-4583Meshing characteristic and helix error rule of small pressure angle wormWANG Yi-Ju, ZHENG Peng, DUAN Zhen-yun459-4614Optimizationd sign fo erhead raveling rane's box irderTIAN Guo-fu, SUN Shu-hui, CHENG Yang-hui462-464,4815Research on pre-mixed blow large-dimension infrared flame brazing equipment and its technologyHE Shi-hai, WANG Zhen-min, PAN Nan-xiao465-4666Characteristic of non-continuous precipitated phase in AZ91HPWANG Yue, WU Wei, LIU Zheng, SONG De-ren, LI Feng, LIU Chong-yang467-4707On IGBT's protection measures in welding convertorCHANG Yun-long, HUANG Cong-xiang, LI Na, MA Xue-zhi, MA Yu-jun, LIU Xue-zhao471-4738Finite element analysis of influence of chap surface on wear resistance of wearable overlayMA Hong-yan, LI De-yuan, ZHANG Yi-shun, TENG Wen-hua474-4779Application of neural network to study of mechanical properties of high strength and high toughnesss teelsZHANG Guo-ying, REN Yu-zhi, LIU Gui-li478-48110Overview of metal powder production by rapid solidification processesXIANG Qing-chun, LI Rong-de, ZHOU Bi-de, TANG Zong-jun482-48611Finite element method of unbounded region problemHU Yan, TANG Ren-yuan487-48912Magnetic fieldcal culation and dynamic behavior analyses of permanent magnetic actuatorLINXin, GAO Hui-jun, CAI Zhi-yuan490-49313Application of finite element-charge simulation combination method in electrostatic field numerical analysisWANG Hai-feng, XU Jian-yuan, LI Gui-sheng494-49714Software of numerical calculation for flow field in ARC extinguished chamber of SF6ZHAO Zhong-yuan, WANG Er-zhi, HE Zhan-ming498-50115Analysis of dynamic efficiency of PMSM performing under various loadsWANG Guo-zhong, TANG Ren-yuan502-50516Study on frequency characteristic of Al electrolytic capacitorWEI Cun-cai, DONG Hai-qiang506-50817Analysis and amelioration of numberical control system designed for discharge facilities in slowly cooling sectionREN Min, GUO Wei, WANG Xin-chun509-511,52418Encrypting skills of making software installation programDENG Yu-kun, ZHANG Yong-he, ZHANG Wen-qiu, ZHANG Xiao-ming512-51519Study on RSA public keyc ryptographic system prime productionWANG Yu-jie, XU Zhan-wen, Shou-chun516-51820Fault diagnosis and alysis of structure based on neural networkLUO Yue-gang, LI Bao-jia519-521 