Rock deformations in the zones are mainly in quasi-plastic to brittle mechanisms without typical mylonite, suggesting the forming depth should be less than 10 km.
2
因此，江南隆起带褶皱基底这一宏观变形强烈、微观变形甚弱的现象属于低温下准塑性变形结果。
The phenomenon of high macroscopic deformation and low microcosmic deformation of the folded basement in the Jiangnan uplift is attributed to the quasi-plastic deformation at low temperatures.
A concept is provided that the supporting construction of rock bolt system consists of key, secondary reinforcement and quasi-plastic supporting structures. And their interactions are analyzed.
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