The paper studied the fault mechanism of the automotive engine timing chain as well as the worn surface morphology of the rubbing pair of bush and pin and roller based on the analysis of test.

　
英 美
  • 為了提高國產(chǎn)正時(shí)鏈條的性能；研究了05BT-1汽車(chē)發(fā)動(dòng)機正時(shí)鏈的磨損失效機理以及銷(xiāo)軸、套筒和滾子等元件摩擦表面的磨損形貌特征.
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan