pitman pin
英 [ˈpɪtmən pɪn]
美 [ˈpɪtmən pɪn]
连杆销轴
双语例句
- Some structural improvements on parts and components of the LPMRI's pumping units, including horse head, pitman and crank pin, and substantial results obtained through practice are mainly introduced here.
本文主要介绍兰石所抽油机在驴头、连杆、曲柄销等零部件结构方面的改进和使用效果。