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學(xué)習(xí)快評丨qibao666888　　汕??(shan)頭??(tou)灣??(wan)海??(hai)底??(di)隧??(sui)道??(dao)貫??(guan)通??(tong)??，創(chuàng)??(chuang)造??(zao)了??(le)多??(duo)項??(xiang)紀(jì)??(ji)錄??(lu)：世??(shi)界??(jie)首??(shou)座??(zuo)設(shè)??(she)計??(ji)時??(shi)速??(su)350km單??(dan)洞??(dong)雙??(shuang)線??(xian)高??(gao)速??(su)鐵??(tie)路??(lu)海??(hai)底??(di)隧??(sui)道??(dao)、世??(shi)界??(jie)已??(yi)貫??(guan)通?(tong)最?(zui)大??(da)開?(kai)挖?(wa)直??(zhi)徑??(jing)鐵??(tie)路??(lu)海??(hai)底??(di)隧??(sui)道??(dao)、國??(guo)內(nèi)??(nei)穿??(chuan)越??(yue)活??(huo)動??(dong)斷?(duan)層??(ceng)最?(zui)多??(duo)的??(de)鐵??(tie)路??(lu)海??(hai)底??(di)隧??(sui)道??(dao)、國??(guo)內(nèi)??(nei)開??(kai)通??(tong)水??(shui)壓??(ya)最??(zui)大??(da)的??(de)海??(hai)底?(di)隧??(sui)道??(dao)??。?　　目?(mu)前?(qian)??，在??(zai)建??(jian)汕??(shan)頭?(tou)南??(nan)至??(zhi)汕??(shan)頭??(tou)段??(duan)正??(zheng)線??(xian)長??(chang)度??(du)19.8公??(gong)里?(li)??，其??(qi)中??(zhong)汕??(shan)頭?(tou)灣??(wan)海??(hai)底??(di)隧??(sui)道??(dao)正??(zheng)是??(shi)該??(gai)段??(duan)重??(zhong)難??(nan)點??(dian)控??(kong)制??(zhi)性??(xing)工??(gong)程??(cheng)??。??。