DIN EN 14498:2004-12 用于保護(hù)和修復(fù)混凝土結(jié)構(gòu)的產(chǎn)品和系統(tǒng) 測(cè)試方法 空氣干燥和水儲(chǔ)存循環(huán)后注射產(chǎn)品的體積和重量變化
Products and systems for the protection and repair of concrete structures - Test methods - Volume and weight changes of injection products after air drying and water storage cycles; German version EN 14498:2004