气举 meaning in English

airlift
gas lift

Recommended practice for gas lift valve performance testing
气举阀性能试验方法
Design and downhole operation of continuous gas lift
连续气举采油井设计及施工作业
Specification for gas lift down hole equipment
气举井下装置
Recommended practice for repairing , testing and setting gas lift valves
气举阀的修理测试和调定推荐作法
Eccentric gas lift valve
偏心气举阀

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