GB/T 30789.2-2014
色漆和清漆 涂层老化的评价 缺陷的数量和大小以及外观均匀变化程度的标识:第2部分:起泡等级的评定
Paints and varnishes.Evaluation of degradation of coatings.Designation of quantity and size of defects,and of intensity of uniform changes in appearance.Part 2:Assessment of degree of blistering
GBT30789.2-2014, GB30789.2-2014