The corrosion depth of LY12CZ and 7075T7351 aluminum alloy was measured with metalloscope.A statistical study of maximum corrosion depth for these aluminum alloys was carried out.

• 采用金相法测量了LY12CZ和7075T7351铝合金各腐蚀区域的腐蚀深度，研究了最大腐蚀深度的统计分布规律，并用统计分析的方法研究了上述合金在EXCO溶液中的腐蚀动力学规律。