oil-piping
英 [ɔɪl ˈpaɪpɪŋ]
美 [ɔɪl ˈpaɪpɪŋ]
n. 油管道
双语例句
- Calculation of load efficiencies of pumps and variable frequency speed-controlling electric motors in oil-piping system
输油系统中变频调速电机和泵类负载效率的计算方法
美 [ɔɪl ˈpaɪpɪŋ]
n. 油管道