这些捞油的人每个月都要给酒楼一些钱。
These people must pay the restaurants and hotels money each month.
本实用新型既能剪切钢缆又能封闭井口的装置，极大地满足了油田捞油作业的安全。
The shear ram valve not only can shear wire ropes, but also can close a well mouth, thereby largely satisfying the safety of pumping operation in an oil filed.
重点阐述了与车载抽油装置相配套的分体式捞油泵及捞油井口的基本结构和工作原理。
The basic structure and work principle of the fishing oil pump & fishing oil wellhead that are necessary accessories of the…
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