borehole是什么意思

实用例句

1. 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.来自互联网

2. 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.来自互联网

3. 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.来自互联网

4. Shear failure is a basic failure mode of borehole rock.

井眼剪切破坏是井眼岩石基本破坏形式之一.来自互联网

5. Horizontal well borehole stability is discussed by experiments in the paper.

用物理实验方法来确定井壁稳定性即井壁缩径可能性.来自互联网