defueling pump

• 抽油泵

defueling pump的用法和样例：

例句

1. The electric heating subsurface pump is a pump combining the monobarrel pump with the electric heating sucker rod.
   电加热抽稠泵是将整筒抽油泵和电加热抽油杆结合为一体的抽油泵。
2. This article recommends the process of direct quenching after carburizing for sucker rod pump liners.
   介绍了抽油泵衬套渗碳后直接淬火处理工艺。