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小湾混凝土双曲拱坝工程采用滇西红塔中热水泥、宣威电厂Ⅰ级粉煤灰、左砂系统生产的黑云花岗片麻岩和角闪斜长片麻岩为粗细骨料等试验原材料,文章主要叙述根据小湾工程的原材料特性进行混凝土配合比试验研究及施工应用情况。
Xiaowan concrete double-curvature arch dam project uses the Hongtasian middle-temperature cement in western Yunnan, grade I fly ash of Xuanwei Power Plant, biotite granitic gneiss and hornblende plagioclase gneiss produced from left sand system as coarse and fine aggregate Test raw materials, the article describes the construction of the concrete mix test according to the raw material characteristics of the cove project and the application of the construction.