单词：mix proportion of concrete
mix proportion of concrete的用法和样例：
例句
- 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。
- The coopera-ting rate of decarbonized coal fly ash concrete was researched and used to fulfil the pavement repair work.进行了脱炭粉煤灰混凝土配合比等方面的试验研究，并在路面修复工程中应用脱炭粉煤灰完成了试验路修筑工作。
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