percussive drilling

percussive drilling 基本解释

冲击钻探

percussive drilling 用法和例句

1、Theory of stress wave for percussive drilling.

冲击式钻眼法的应力波理论

2、Experimental study on rock drillability for percussive drilling.

冲击钻凿岩石可钻性试验研究

3、Present State and Perspectives about the Technique of Rotating and Percussive Drilling

旋冲钻井技术及装备的发展现状和展望

重点词汇

percussive a. 敲击的, 有强大冲击力的, 令人震惊的, 叩诊的

drilling n. 演练 v. 钻（孔）( drill的现在分词 )；打（眼）；操练；训练