Through analyzing the normalized strength, the effect of reinforcement under different confining pressure is studied. The macro-behaviour of reinforced soil is analyzed.

通过归一化强度分析，研究了不同围压下加筋的效果，分析了加筋土强度提高的宏观表现。

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Results show that rock damaged under cyclical impact will obviously bring confining pressure effect, and the existence of confining pressure also increased the ability of rock against impact damage.

结果表明，岩石循环冲击损伤具有明显的围压效应，围压的存在提高了岩石抗冲击破坏的能力。

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Relationship between fracture toughness and confining pressure was introduced to describe the anchoring effect.

引入断裂韧度和围压的关系来反映锚杆的对围岩的加固作用。

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