DIN EN 12192-1:2002-09
用于保护和修复混凝土结构的产品和系统 粒度分析 第1部分:预拌砂浆干组分的测试方法
Products and systems for the protection and repair of concrete structures - Granulometry analysis - Part 1: Test method for dry components of premixed mortar; German version EN 12192-1:2002