Zhai Guo-fang
Abstract
To explain the mechanism of improving early strength of modified composite Portland cement, changing the content of gypsum, phosphoaluminate cement, and some additives, with orthogonal experience, and XRD, SEM, pore structure analysis etc., the preliminary result had been obtained.
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To explain the mechanism of improving early strength of modified composite Portland cement, changing the content of gypsum, phosphoaluminate cement, and some additives, with orthogonal experience, and XRD, SEM, pore structure analysis etc., the preliminary result had been obtained.
Key concepts: Cement, Composite number, Portland cement, Gypsum, Materials science, Composite material, Mechanism (biology), Epistemology