The energy loss of the impact mechanism of hydraulic rock drill greatly affects drilling efficiency when it operates.
液压凿岩机工作时，冲击机构的能量损失对其效率有很大的影响。
Hydraulic drive system can reduce the hydraulic shock impact on the efficiency of the whole machinery by the different ways.
液压传动可以通过不同方式来降低液压冲击对整机效率的影响。
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