In order to raise integral development efficiency, the horizontal drilling techniques have been applied in Sulige region of Changqing Gas Field.
为提高整体开发效率，在长庆气田苏里格区块应用了水平井钻井技术。
The slim hole drilling techniques have been applied to Sulige gas field, Changqing, in order to raise integral development effectiveness to reduce development cost.
为提高整体开发效率，降低开发成本，长庆苏里格气田应用了小井眼钻井技术。
The slim hole drilling techniques have been applied to Sulige gas field, Changqing, in order to raise integral development effectiveness to reduce development cost.
为提高整体开发效率，降低开发成本，长庆苏里格气田应用了小井眼钻井技术。
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