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阐述了多圆形盾构工法产生的背景及其技术现状,分析了 DOT(双圆)盾构工法的特点和应用于上海市地铁工程的可行性,并对应用实施工作提出一些建议。
The background and technical status quo of multi-circular shield construction method are expounded. The characteristics of DOT (double circle) shield construction method and feasibility of applying it to Shanghai subway project are analyzed. Some suggestions are put forward for application and implementation.