ahead and astern是什么意思


中文翻译正倒车

网络释义

1)ahead and astern,正倒车2)Vertical and Inverted Vertical CNC Lathes,正倒立车3)The car is backing up.,正在倒车。4)pinwheeling,倒正车转弯5)ahead and astern reach measurement,正倒车惯性试验6)control cam for aheadastern,正倒车控制凸轮

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