• 本文研究采用超量取代法配制量粉煤灰混凝土工程应用技术

    In this paper, the engineering application research on using super-substitute technique to prepare concrete added with high-volume fly ash was reported.

    youdao

  • 本文研究采用超量取代法配制量粉煤灰混凝土工程应用技术

    In this paper, the engineering application research on using super-substitute technique to prepare concrete added with high-volume fly ash was reported.

    youdao

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