I have to swim to the side and support myself on the rock walls.
我只能游到水边，用岸边的岩石来支撑自己。
Dantes approached the upper rock, which now, without any support, leaned towards the sea.
这时唐太斯走近那块大圆石，它现在已失去了支撑物，斜临着大海。
Underground tunnel support of soft expansion rock is a main difficulty in mine construction currently.
松软臌胀岩层的井下巷道支护是目前矿山建设中的一个主要难点。
It becomes very important to study the inter-action of support and surrounding rock.
研究支架—围岩的相互作用极为重要。
The removal of temporary support has less impact on the displacement of surrounding rock.
删除临时支护围岩位移的影响较小。
The removal of temporary support has less impact on the displacement of surrounding rock.
删除临时支护围岩位移的影响较小。
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