EN ISO 7783-2-1999 涂料和清漆.外部砖石建筑和混凝土用膜料和涂覆系统.第2部分:水蒸气渗透率测定和分类(渗透性)
Paints and Varnishes - Coating Materials and Coating Systems for Exterior Masonry and Concrete - Part 2: Determination and Classification of Water-Vapour Transmission Rate (Permeability)