ISO 4628-4:2003(裂纹程度) Paints and varnishes; Evaluation of degradation of paint coatings; Designation of quantity and size of defect,and of intensity of uniform changes in appearance- Part 4 : Assessment of degree of cracking
ISO 4628-4:2003(裂纹程度) 色漆和清漆.色漆涂层剥蚀的评定.一般性缺陷程度、数量大小的规定.表面统一变化强度.第4部分:裂纹程度的评定
