surrounding rock pressure 围岩压力 ; 山体压力
surrounding rock classification 围岩分类 ; 围岩分级
And reach a conclusion in the tunnel and stability of the surrounding rock, rock deformation, stress distribution, economic and technical aspects of security.
并且分别从隧道围岩稳定性方面、围岩变形方面、应力分布方面、经济和技术方面以及安全方面得出结论。
参考来源 - 张—崖—双隧道围岩稳定性分析及支护结构的研究How to judging the stability of surrounding rock is a key problem in underground engineering. There is no effective approach yet.
南水北调工程将要开挖大量的地下工程,可是确定围岩的稳定性状态至今仍是地下工程研究的关键难题之一,即使进行了现场监测,也难以判定围岩的稳定状态。
参考来源 - 围岩稳定状态的测定方法—《南水北调与水利科技》—2008年第1期—龙源期刊网·2,447,543篇论文数据,部分数据来源于NoteExpress
The specimen, complete with surrounding rock, had been on display for the past 50 years at a museum in Poland, but amazingly no one had spotted the footprint.
这个标本连同周围的岩石,在过去的50年里一直在波兰的一家博物馆陈列,但令人惊讶的是,从未有人发现这个脚印。
If the volcano becomes inactive and cools, surrounding rock may be worn away.
如果火山变得不活动并冷却下来,围岩就可能被剥蚀掉。
Underground structures, being confined by the surrounding rock or soil, have long been assumed to have good anti-seismic ability.
地下结构由于受到周围岩体或土体的约束,一直被认为具有良好的抗震性能。
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