Replacing diesel by diesel-natural gas as the fuel for drillingengine unit in natural gas field is one of the effective ways for improving economic benefit and reducing development cost.
The hydraulic drilling machine with computer control technology, the pump and engine matching control to realize the intelligent, not only power is stronger, and more fuel-efficient.
这些液压钻机借助了计算机控制技术，泵与发动机的匹配控制实现智能化，不但功率更强，而且更加省油。
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The reeling out of the drilling line is powered by gravity and reeling in by an electric motor or diesel engine.