During the pumping cycle the gas is in intimate contact with the sealing liquid and compression is nearly isothermal.
在抽运周期内，气体会与密封液和几乎等温的压缩气体紧密接触。
This cycle of it, you can achieve continuous pumping.
这样循环不已，就可以实现连续抽水。
In the light of short production cycle of rod pumping Wells in Shengtuo Oilfield, the causes of the well failure are investigated twice.
针对胜坨油田有杆泵井检泵周期比较短的突出问题，进行了两次有杆泵井失效原因调查与分析。
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