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掺合料及外加剂加入混凝土中,提高和改善了混凝土的各种性能;掺合料在混凝土中可以采用单掺、双掺等形式,运用正交设计法安排试验,寻找掺合料及外加剂在三掺时各掺量范围的最佳组合及其显著性影响。
Admixtures and admixtures added to the concrete, to improve and improve the performance of concrete; admixtures in concrete can be used in the form of single doped, double doped with orthogonal design test arrangements to find the admixture and admixture in The best combination of each content range and its significant influence when three mixed.