cause of lining cracks 衬砌裂缝成因
The reason and control of cracks in mechanized lining concrete are also discussed in this paper.
同时，对机械化衬砌混凝土裂缝产生的原因及预防和控制措施进行了探讨。
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。
The mechanism and reason of cracks is presented and some optimized plans to ameliorate the stress state in lining structure are proposed in this paper.
根据此结果，文中分析裂缝产生的原因和机理，并提出几种新的施工方案以改善衬砌结构的应力情况。
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