borehole例句
There is some trouble in the
borehole. Don't leave the rig floor.
井下出现复杂情况, 不要离开钻台.
Borehole hydromining is a kind of safe and efficient new mining method.
钻孔水力采煤是一种既安全、又能极大地提高资源利用率的新的采矿方法.
But the research on
borehole deviation control is very few.
但在井斜控制方面的研究还很欠缺.