According to the causes,the surface defects can be divided into blister containing non-metallic inclusion,blister without non-metallic inclusion and “raindrop”,“gills”,“mountained”.
不含有非杂的气囊表面陷;由气泡产生的“雨点”状表面陷;“鱼鳞”状表面陷;“山水画”状表面陷。
According to the causes,the surface defects can be divided into blister containing non-metallic inclusion,blister without non-metallic inclusion and “raindrop”,“gills”,“mountained”.
不含有非杂的气囊表面陷;由气泡产生的“雨点”状表面陷;“鱼鳞”状表面陷;“山水画”状表面陷。
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