同时钢筋直径对钢筋锈胀力的影响程度要大于混凝土保护层厚度的影响。
The influence of abr diameter is stronger than the thickness of concrete protective covering layer.
结果表明，混凝土保护层厚度是决定混凝土工业厂房耐久性至关重要的因素。
The result shows that cover thickness is the key factor which determines the durability of industrial concrete mill buildings.
开展了某工业厂房栈桥柱的耐久性现场检测工作，对实测的混凝土保护层厚度和碳化深度进行了分析；
Later on, the on-site concrete durability test of the trestlework in the workshop building is taken as one example to analyze the concrete cover and the dept of its carbonization.
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