Chinese translation for "up-hole drilling"

上向孔凿岩

Similar Words：

"up-flow limestone bed" Chinese translation, "up-flow system" Chinese translation, "up-front fee" Chinese translation, "up-going aileron" Chinese translation, "up-hill lane" Chinese translation, "up-hole velocity" Chinese translation, "up-hole work" Chinese translation, "up-holevelocity" Chinese translation, "up-in" Chinese translation, "up-jarring" Chinese translation