Test study on carbonitriding technology process
nie zi-qiang 1; liang tao 2(1. zhuzhou xindi electroplating & heat treatment co.; ltd.; zhuzhou 412001; china; 2. zhuzhou electric locomotive works; zhuzhou 412001; china)
Development of wearless carbon fibre composite pantograph slide bar
gao chun-ming 1; ling yue-cheng 2; qian zhen-hua 2; liu chun 2(1. department of electrical engineering; beijing jiaotong university; beijing 100044; china; 2. yiyang mogen material co.; ltd.; yixing 214201; china)
Principle and actualizing scheme of wheel set auto-detecting system for high-speed train
li xi-qiao 1; liu ju-xiang 2; zhang jian-gong 3(1. power car maintenance and operation division; shenyang railway bureau; shenyang 110025; china; 2. hunan railway vocational technology institute; zhuzhou 412001; china; 3. rolling stock division; shenyang railway bureau; shenyang 110001; china)