CHAPTER II GUARANTEES FOR SAFETY IN MINE construction.
第二章矿山建设的安全保障。
Drilling and blasting are important components in mine construction design.
钻眼爆破工作是矿山施工设计的重要组成部分。
Mine cross middle line point is widely used in mine construction and production.
矿井十字中线点在建井和生产过程中使用较多。
A mine water disaster is a natural disaster often occurred in mine construction and production.
水患是矿山建设和生产中经常遇到的自然灾害。
Underground tunnel support of soft expansion rock is a main difficulty in mine construction currently.
松软臌胀岩层的井下巷道支护是目前矿山建设中的一个主要难点。
It has instructional significance to mine design, construction and production henceforth.
对今后的矿井设计、建设和生产均有一定的指导意义。
The mine flooding happed during construction of the air shaft in Qidong Coal mine.
祁东煤矿风井在建井过程中，发生钻井井壁突水事故，井筒被淹。
This method has explored a new pathway for the coal mine digitalization construction.
这种方法已经探索出了一条新的途径，为煤矿数字化建设。
Study on the Construction and Classification of Gas Explosion Accident Prevention System in Coal Mine;
还在讨论此次瓦斯爆炸的以外事故。
Study on the Construction and Classification of Gas Explosion Accident Prevention System in Coal Mine;
还在讨论此次瓦斯爆炸的以外事故。
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