The basic dynamic characteristics of the press during PFC engaging and PFB braking are respectively studied.

 
  • 對機械壓力機離合器接合過(guò)程和制動(dòng)器制動(dòng)過(guò)程的基本動(dòng)態(tài)特性分別進(jìn)行了研究。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan