By sensitivity analysis method, metallurgical factor and environmental factor influence for atmospheric corrosion rate of aluminium alloy was researched.
利用单一因素敏感性分析，计算了合金元素和环境因素对于铝合金大气腐蚀速率的影响。
According to field structural testing and environmental analysis, the main factor, which causes reinforcement corrosion, is due to construction quality of concrete protection layer.
经现场结构检测与环境分析，发现混凝土保护层的施工质量及偏差是引起目前钢筋腐蚀的主要原因。
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