The corrosion damage of aircraft structure has randomness and fuzziness, a new method is proposed to express corrosion damage by fuzzy equivalent corrosion damage.

• 针对飞机结构腐蚀损伤的随机性和模糊性,提出了利用模糊等效腐蚀损伤来直观表示腐蚀损伤的新方法。