The factor that affect the well lane stability has primarily: Round the rock kind, well lane position, tunnel stalk line direction, cross section size, break rock method etc.

  • 影响井巷稳定性的因素主要有:围岩性质、井巷位置、巷道轴线方向,断面尺寸,破岩方法等。

  • 互联网 2025-03-26 08:49:44

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