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针对大连地铁2号线长距离硬岩等复杂工程地质条件,进行了盾构选型设计,并根据施工过程中可能出现的工程难题提出了盾构适应性设计方案。
According to the complex engineering geological conditions such as the long distance hard rock of Dalian Metro Line 2, the design of shield selection is carried out. According to the engineering problems that may occur in the construction process, a shield adaptive design scheme is proposed.