For the demand of the EMU with distributed power, the power bogie was developed.

 
  • 針對動(dòng)力分散型電動(dòng)車(chē)組的要求,研制其動(dòng)力轉向架。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan