• 1. percussive drilling: 冲击钻探 | 冲击钻井 | 冲击凿岩 | 打击钻探
• 2. vibratory percussive drilling: 振冲式钻孔 | 振动冲魂井
• 3. rotary percussive drilling: 回转冲魂进

更多释义

• 1.The value of SEDD is nearly equal to that of specific energy of percussive drilling(SEPD) in moderately weathered granite.
  在软的全风化及强风化花岗岩中，金刚石钻进比功值低于冲击凿碎比功值；
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• 2.In this paper, based on the theory of percussive drilling, the following optimum design of hydraulic rock drills are studied with the application of wave mechanics.
  本论文在冲击凿岩的理论基础上，应用波动力学理论，研究了冲击凿岩系统优化设计中的一些问题。
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• 3.GCF-20A reverse circulation percussive rotary drill rig is a multi function drill rig with percussive drilling as the main means and rotary drilling as supplemented.
  0a型冲击-回转反循环工程钻机是以冲击钻进为主、回转钻进为辅的多功能钻机，可适应软、硬岩石等不同地层钻进的要求。
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