要求煤矿和其它各类矿山企业，都要健全矿井水文地质资料，严防发生透水、淹井事故。

Coal mining and other mining enterprises of various categories must update hydrological and geological data about their mine shafts to guard against water inrush or inundation.

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以涡北煤矿为例论述了在现代经济条件下新建矿井矿山测量工作的特点及其相应的工作方法。为相近条件的矿井测量提供了参考。

This paper expounds the characteristics and methods of new built mine surveying on the present economic conditions by example of Wobei Coal mine, which is a reference for the similar ones.

youdao

以涡北煤矿为例论述了在现代经济条件下新建矿井矿山测量工作的特点及其相应的工作方法。为相近条件的矿井测量提供了参考。

This paper expounds the characteristics and methods of new built mine surveying on the present economic conditions by example of Wobei Coal mine, which is a reference for the similar ones.

youdao