tunnel surrounding rock meaning in English

隧道（洞）围岩
隧道围岩
隧道周围一定范围内

Fractal character of over - excavation of tunnel surrounding rock
隧道围岩超挖的分形特征研究
Tunnel surrounding rock
隧道洞周围一定范围内
Analysis of the variation rule about the tunnel surrounding rock ' s temperature field
隧道围岩温度场变化规律理论分析
Numerical analysis of stability of tunnel surrounding rocks under earthquake
地震对隧道围岩稳定性影响的数值模拟分析
Analysis of interaction between tunnel surrounding rock and supporting structure in mining area
巷道围岩与支护相互作用分析

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