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學(xué)習(xí)快評丨qibao666888　　在??(zai)海??(hai)底?(di)隧??(sui)道??(dao)實??(shi)現(xiàn)??(xian)貫??(guan)通??(tong)后??(hou)??，盾??(dun)構(gòu)??(gou)機??(ji)要??(yao)再??(zai)向??(xiang)前??(qian)空?(kong)推??(tui)約??(yue)463米??(mi)??，到?(dao)達??(da)指??(zhi)定??(ding)位??(wei)置??(zhi)后??(hou)再??(zai)進??(jin)行??(xing)拆??(chai)機??(ji)??。??這??(zhe)也??(ye)將??(jiang)是??(shi)國?(guo)內(nèi)??(nei)首??(shou)次??(ci)實??(shi)施??(shi)超??(chao)大??(da)直??(zhi)徑??(jing)盾??(dun)構(gòu)??(gou)海??(hai)底?(di)洞??(dong)內(nèi)??(nei)拆??(chai)解??(jie)??。　　在??(zai)海??(hai)底??(di)隧?(sui)道??(dao)實??(shi)現(xiàn)?(xian)貫??(guan)通??(tong)后??(hou)??，盾??(dun)構(gòu)??(gou)機??(ji)要??(yao)再?(zai)向?(xiang)前??(qian)空??(kong)推??(tui)約??(yue)463米??(mi)??，到??(dao)達??(da)指??(zhi)定??(ding)位??(wei)置??(zhi)后?(hou)再??(zai)進??(jin)行??(xing)拆??(chai)機??(ji)?。??這??(zhe)也??(ye)將??(jiang)是??(shi)國??(guo)內(nèi)??(nei)首?(shou)次??(ci)實??(shi)施??(shi)超??(chao)大?(da)直??(zhi)徑??(jing)盾?(dun)構(gòu)??(gou)海??(hai)底??(di)洞??(dong)內(nèi)?(nei)拆??(chai)解??(jie)?。。