抽油机
[chōu yóu jī]
Definition:
AllAll,pumping jackpumping jack,pumping unitpumping unit,beam pumping unitbeam pumping unit,oil extractoroil extractor
More sentence filters
Hide sentence filters

1.
2.
3.
4.
5.
Due to the mass application of the converter, the paper use the method of control the converter to set the oil pumps'number of stroke.
6.
7.
8.
9.
10.
The quality of this casting is better than that of US clamp after destructive tensile test so as to obtain excellent economic benefit.