borehole
n.地上凿洞网络解释.钻孔；井眼；探孔；地上凿穿 词形变化:复数：boreholes
英[ˈbɔ:həʊl] 美[ˈbɔ:rhəʊl]
borehole
- 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.
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- 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.
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- 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.
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- 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.
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