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由于大型桥梁的施工期都较长,终年都要浇筑混凝土,为缩短工期,必须认真研究混凝土冬季施工如何提高施工质量的问题。
Due to the long construction period of large bridges, concrete is poured throughout the year. In order to shorten the construction period, the problem of how to improve the construction quality of concrete in winter construction must be carefully studied.