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本文论述了冬季大体积砼施工中的砼裂缝的原因,选料的原则,尤其是水灰比致关重要,对温度的控制,养护的措施也作了具体的说明,对在-10℃的条件施工有指导意义。
This paper discusses the reasons for the concrete cracks in large-volume concrete construction in winter. The principle of material selection, especially the water-cement ratio, is important. The measures of temperature control and curing are also explained in detail. Conditional construction has instructive significance.