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第一节矿内水灾的水源和透水的原因矿内水灾是指在生产矿井中发生的突然透水事故。在矿山建设和生产过程中,常常会遇到透水的威胁,因此,防水探水工作是
Section 1 Causes of Water Source and Permeability of Intra-Mine Floods Intra-ore floods refer to sudden flooding accidents that occur in production mines. In the mine construction and production process, often encounter the threat of permeable water, so waterproof water exploration work is