The deformation and stability of soft rock slope under excavation and rainfall, as well as the effect of the supporting system on slope deformation are analyzed by physical modeling.
通过地质力学模型试验，研究软岩高边坡在开挖及降雨时坡体的稳定性及变形变化规律，分析支挡结构对边坡变形的影响机理。
During the excavation of underground chamber in the soft rock, lining thickness are increased to keep the stability of surrounding rock.
在软弱岩体中进行地下洞室开挖时，通常采用加大衬砌厚度来维持围岩的稳定。
Because of the poor strength and the typical creep character of the soft rock, it is difficult to excavate and support the underground excavation.
软岩强度低，且具有明显的蠕变特性，常给地下巷道的开挖和支护带来很大的困难。
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