通过EDS点扫得到图2.47,图2.47(b)为盐雾腐蚀96小时后试样的点扫图,得到的元素主要为O、Al元素,表明铝侧出现氧化物质。
Figure 2.47 is obtained by EDS point scanning. Figure 2.47(b) is a point scan of the sample after 96 hours of salt spray corrosion. The obtained elements are mainly O and Al elements, indicating the presence of oxidized substances on the aluminum side.