GB/T 24328.2-2009.Tissue paper and tissue products-Part2 :Determination of thickness , bulking thick...
GB/T 24328.2-2020 卫生纸及其制品 第2部分:厚度、层积厚度、表观层积紧度和松厚度的测定
GB/T 24328.2-2020.Tissue paper and tissue products- Part 2 : Determination of thickness,bulking thic...