常見例句雙語例句The author goes further into the cause and treatment of "bearing burning" of the steel ball pulverizer in the light of practical experience in overhaul of it.本文結合鋼球磨煤機軸承檢修過程中的實踐經(jīng)驗，探討鋼球磨煤機滑動軸承燒瓦的原因及處理方法。 返回 ball bearing pulverizer