Therefore, it is necessary to specially research the optimization for support structure of tunnel and failure probability analysis for tunnel surrounding rock deformation.

因此，很有必要对隧道支护优化和围岩变形破坏概率分析进行专门研究。

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Therefore, it is necessary to specially research the optimization for support structure of tunnel and failure probability analysis for tunnel surrounding rock deformation.

因此，很有必要对隧道支护优化和围岩变形破坏概率分析进行专门研究。

youdao