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本文叙述了顶板岩层富水条件下的一起顶板冒顶事故,分析了事故发生原因及制订的防范措施。本文对类似条件下的巷道支护有一定参考意义。
This paper describes a roof roof accident with roof under water-rich conditions and analyzes the causes of the accidents and the preventive measures. This article has certain reference meaning to the roadway support under similar conditions.