常見例句

雙語例句

• The paper introduced a new type of dump track for bottom dumping skip, and some issues need to be noticed in design are summarized.
  介紹了一種新型的底卸式箕斗卸載曲軌，并總結(jié)了固定卸載曲軌設(shè)計(jì)中需注意的幾個(gè)問題。
返回 bottom dump track