It is found that, when 0.006% dosage of polycarboxylate based AEA is used, the air content and spacing factor of concrete can meet the needs of HPC engineering.
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- 研究表明:聚羧酸类引气剂在掺量为0.;006%25时,混凝土含气量和气泡间距系数便可满足高性能混凝土工程使用要求;