compound mineral admixture
... 受检砂浆tested mortar 复合矿物外加剂compound mineral admixture 泌水率bleeding rate ...
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结果表明：复合矿物外加剂可抑制混凝土自收缩变形，并使混凝土长期收缩变形得到补偿。
The experimental results show that SCA could either restrain the early autogenous shrinkage of paste or improve the prolonged shrinkage of concrete.
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