本课题主要是针对特殊地质的黄土隧洞，利用隧洞衬砌结构计算理论，建立黄土隧洞的衬砌结构计算数学模型。
This subject concerning the loess tunnel which has special geology utilized the tunnel lining structure calculation theory and established the mathematical model of loess tunnel lining structure.
对于水工隧洞衬砌混凝土，在施工期由于水泥水化热作用，温度应力影响显著，是产生混凝土结构裂缝的重要原因之一。
As for hydraulic tunnel lining concrete, thermal stress is one of important factors that cause concrete cracks, due to the heat of hydration of cement in the construction period.
对求得的围岩和衬砌安全系数进行评价分析，形成黄土隧洞支护结构设计的定量方法。
Evaluating and analyzing the safety factors of the surrounding rock and the liner, quantitative methods of designing loess tunnel support structure are formatted.
对求得的围岩和衬砌安全系数进行评价分析，形成黄土隧洞支护结构设计的定量方法。
Evaluating and analyzing the safety factors of the surrounding rock and the liner, quantitative methods of designing loess tunnel support structure are formatted.
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