• In order to ensure the construction quality in mass concrete of high-rise building work, with a view to the high-rise building construction technology of large volume concrete research.

    为了确保高层建筑大体积混凝土工作施工质量必要针对高层建筑中大体积混凝土施工技术进行研究

    youdao

  • Aimed at increasing the replacement amount of fly ash in hydraulic mass volume concrete, the poor calcium problem of moderate heat Portland cement-fly ash system was studied.

    为了提高水工体积混凝土中的粉煤灰,研究水泥-粉煤灰体系问题

    youdao

  • Aimed at increasing the replacement amount of fly ash in hydraulic mass volume concrete, the poor calcium problem of moderate heat Portland cement-fly ash system was studied.

    为了提高水工体积混凝土中的粉煤灰,研究水泥-粉煤灰体系问题

    youdao

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