huge underground opening 大型地下洞室
Huge deformation of wall rock has a strong impact on the stability of roadway in many underground opening engineering.
在许多地下巷道工程中,围岩巨大的变形严重影响巷道稳定性。
The stability probability of blocky surround rocks in a large underground opening is calculated according to the reliability model.
并利用该模型分析了某大型地下空间块状岩体的稳定概率。
A study is made for the influence of the factors, such as tectonic geostress, excavation sequences, and reinforcement, on stability of underground opening.
研究地应力、洞室开挖和加固等因素对地下洞室围岩稳定的影响,以验证地下洞室长轴选向的正确性。
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