... 液压推进：hydraulic drive 液压式凿岩机：hydraulic rock drill 液压伸长顶梁：hydraulic extension bar ...
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液压凿岩卡钎机理及自动防卡钎新方案 - 中南大学学报（自然科学版、英文版） 关键字: 液压凿岩机; 液压控制; 自动防卡钎[gap=671]Key words: hydraulic rock drills; hydraulic control; automatic anti-jamming
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China is the largest mining country in the world, and pneumatic or hydraulic rock drill is a traditional way of rock drilling.
我国是世界采矿大国,气动或液压凿岩机是传统的凿岩方式。
参考来源 - 高水基支腿式液压凿机的研究The motion law of impact mechanism in hydraulic rock drill is very complicated, which is very difficult to be described with a precise mathematical model.
液压凿岩机冲击机构的运动规律十分复杂，很难用数学模型精确描述。
参考来源 - 轻型独立回转液压凿岩机的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Therefore this system is a effective means for developing a hydraulic rock drill.
因此该系统是研制液压凿岩机的重要辅助手段。
Leading energy loss of the flow valve in hydraulic rock drill was analyzed and its formula was presented.
分析了液压凿岩机配油阀的主要能量损失，给出了其计算表达式。
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。
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