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