concrete mix dada

• 配合比

concrete mix dada的用法和样例：

例句

1. The mixing proportion of frest water concrete can be used for preparing seawater concrete.
   海水拌和的混凝土配合比可以采用淡水混凝土的配合比。
2. Foundations and cores made of various blends of concrete have already formed masses.
   人们用各种配合比的混凝土制成的基础和夹心墙，已能构成整个块体。