双语例句
- In rotary boring, rock penetration is achieved by the rotation of the hollow cutting tool.
旋转钻探利用中空的切削工具通过旋转钻透岩石。
权威例句
Steerable rotary drilling systemsA Study of the Buckling of Rotary Drilling StringsSteerable Rotary Drilling With an Experimental SystemMultiple mode analysis of the self-excited vibrations of rotary drilling systemsModeling of small-diameter rotary drilling tests on marblesSteerable Rotary Drilling With an Experimental SystemRotary drilling predictionThe "Perfect - Cleaning"Theory of Rotary DrillingModelling of vibro-impact penetration of self-exciting percussive-rotary drill bitAbrasive wear of tungsten carbide—cobalt composites. I. Rotary drilling tests
