Technology analysis on design for welded structure
li min-ling 1 ; hu huang-hui 2 (1.hunan railway professional and vocational college; zhuzhou412001; china; 2.zhuzhou gofront welding technology institute; zhuzhou412001; china)
Auxiliary circuit of type DJ1 locomotive
zhang guang-qun 1 ; zhang yu-xiang 2 ; yi wei-biao 1 (1.siemens traction equipment ltd.; zhuzhou412001; china; 2.baoji locomotive depot; baoji712000; chi na)
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Measuring cooling fan flow of traction motor with pitot-tub
liang xi-feng 1 ; shu xin-wei 1 ; zhao jiang-nong 2 (1.high speed research institute of central south university; changsha410075; china; 2.zhuzhou electric locomotive works; zhuzhou412001; china)