dangerous rock mass的意思|示意
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危险岩体
dangerous rock mass的网络常见释义
危岩体 ...危岩体，SNS柔性防护系统，静态爆破技术 [gap=281]Keywords: fundamental factors, precipitating factor, dangerous rock mass, SNS flexible protection system, static blasting technology ..
dangerous rock mass相关短语
1、 dangerous rock mass stability 危岩块体稳定性