软弱围岩 meaning in Chinese

weak surrounding rock

Study on the large deformation characteristics of the soft rocks in wushaoling tunnel
乌鞘岭特长隧道软弱围岩大变形特性研究
Construction methods of large - span railway station tunnels on buried weak surrounding rock
浅埋软弱围岩大跨铁路车站隧道施工方法
Analysis on and countermeasures for collapse in weak ground section of huocheling tunnel
火车岭隧道软弱围岩段塌方分析及处理措施
The analysis by numerical simulations of support with bolts and net in the soft rocks and application
软弱围岩锚网索支护数值模拟分析与应用
Application of construction technology for soft and weak surrounding rock in construction of suqiao coal mine
软弱围岩施工技术在苏桥煤矿基建工程中的应用

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