The strength characteristics of deep rock mass exhibit distinctly nonlinear response to excavation.
深埋工程岩体开挖后围岩的强度特性表现出明显的非线性特征。
As a kind of inhomogeneous and complex geological material, rocks are of distinctly nonlinear and anisotropic mechanical behavior.
岩石作为一种复杂的非均质地质材料，其力学响应表现出明显的非线性和各向异性特点。
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