gas holdup in lift district 上升区气含率
In the state capital, Indianapolis, he charged that Clinton's proposal to lift the gas tax is an election-year gimmick, and that she is allied with the oil companies.
在该州首府印第安那波利斯,他指控克林顿取消汽油税的提议仅是竞选手段,而其实她才是跟石油公司的。
Gas lift is one of the most widely used artificial lift methods in the world.
气举采油是世界上使用最为广泛的人工举升方式之一。
The gas lift valve on the conventional gas lift pipe string is easy to fail and cannot be replaced in the hole.
常用的气举采油管柱存在的问题是气举阀易失效,不能投捞进行更换,严重影响管柱的效率和使用周期。
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