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本文分析以往地铁工程裂缝产生的原因,从生产与施工两方面着手预防混凝土开裂,在北京地铁5号线04标磁器口暗挖施工中收到很好的效果。
This paper analyzes the causes of the cracks in the metro project in the past, and starts to prevent the cracking of the concrete from the aspects of production and construction. It has received very good results in the tunneling of the No.4 port of Beijing Metro Line 5.