混凝土化学外加剂在混凝土施工中已得到越来越广泛的应用，已被称为混凝土的第五组分。
Concrete chemical additive has been increasingly and widely used in the construction with concrete. As a resuly, it has been regarded as the fifth constituent of concrete.
混凝土化学外加剂在混凝土施工中已得到越来越广泛的应用，已被称为混凝土的第五组分。
Concrete chemical additive has been increasingly and widely used in the construction with concrete. As a resuly, it has been regarded as the fifth constituent of concrete.
应用推荐