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的施工质量，有必要针对高层建筑中大体积混凝土的施工技术进行研究。
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.
为了提高水工大体积混凝土中的粉煤灰掺量，研究了中热水泥-粉煤灰体系的贫钙问题。
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