以腐蚀深度衡量铝合金的腐蚀损伤,假设蚀坑深度服从对数正态分布、腐蚀深度与腐蚀时间的关系为幂函数式,建立了加速腐蚀因子模型,给出了常用铝合金加速腐蚀因子的表达式;得到了加速腐蚀因子与腐蚀时间无关的结论.并建立了加速腐蚀因子估计值的分布特性和统计分析方法.
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