The rational parameters for the stability monitoring and forecast of the tunnel enclosing rock are put forward.
提出了巷道围岩稳定性监测和预报的合理参数。
The acoustic emission characteristics of sandstone under fracturing are studied by simulating the stress state of the tunnel enclosing rock using the real three axle press.
使用真三轴压机模拟巷道围岩的受力状态，研究了砂岩破坏过程中的声发射特性。
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