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1·They also maintained boreholes and water pumps in the camps.

他们同时也维护着营地里的水井和水泵。

2·The correctness of the result was proved by some underground boreholes.

经过少量的井下钻孔验证，证实了结果的正确性。

3·The above stated method was successfully applied to 23 large diameter gas drainage boreholes.

采用上述方法已经成功施工23口大口径瓦斯抽排钻孔。

4·Rivers and boreholes are running dry, crops failing, traditional grazing land turning to dust.

河水断流，井水枯竭，庄稼歉收，曾经的牧场如今已成废墟。

5·Wall stabilization of highly inclined shale boreholes is important to drill a well successfully.

大斜度井泥页岩的井壁稳定对油气井的正常钻井十分重要。

6·Practice indicated that the surface boreholes have better effect on gas drainage from mining area.

实践表明，地面钻井对抽放采动区域瓦斯效果较好。

7·A second form involves technology used for exploration boreholes in the hard rock mining industry.

小井眼的第二种形式包括使用了在采矿工业中使用的硬岩石中的勘探技术。

8·After that, rescuers were able to dig boreholes that became like umbilical chords to the trapped men.

此后，营救人员能够凿洞了，这些洞如同脐带一样通向被困的人们。

9·This paper generalizes and discusses the application of the formation testing techniques in boreholes.

本文对裸眼井地层测试技术在油田中的应用做以归纳论述。

10·In many countries, drinking water is obtained from groundwater sources such as springs, Wells and boreholes.

在许多国家，从地下水源(水泉、水井和钻孔井)获取饮用水。

钻井

1·Practice indicated that the surface boreholes have better effect on gas drainage from mining area.

实践表明，地面钻井对抽放采动区域瓦斯效果较好。

2·Used to measure static water level in boreholes, wells and standpipes. Emits a steady tone and light signal.

采用小直径探针设计，用于测量钻井、井和水塔中欧那个静水水位。