The distribution function of the corrosion depth is given, the dispersity of the corrosion corrosion depth depth and relationship between the corrosion depth and the corrosion time are studied.

• 给出了一定腐蚀时间下腐蚀深度的分布特性，对腐蚀深度分散性及腐蚀深度随时间的变化规律进行了研究；