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1概述上海地铁7号线南浦路至耀华支路区间隧道(12B标)采用从日本三菱公司引进的6453mm土压平衡盾构施工。由于施工方法的调整,要求将原
1 Overview The 6453mm earth pressure balance shield construction introduced from Japan’s Mitsubishi Corporation is adopted for the tunnel between Nanpu Road and Yaohua Branch of Shanghai Metro Line 7 (12B). Due to the adjustment of the construction method, the original will be required