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通过对川藏公路二郎山隧道洞壁收敛位移及围岩岩体二次应力的测试分析 ,提取信息 ,并及时反馈信息 ,从而完善设计并正确指导施工。
Through the test and analysis of the convergence and displacement of tunnel walls and the secondary stress of surrounding rock mass in Erlangshan tunnel of Sichuan-Tibet Highway, the information is extracted and the information is fed back in time so as to improve the design and guide the construction correctly.