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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(xiàng)?(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)??。??　　中??(zhong)新??(xin)網(wǎng)??(wang)汕??(shan)頭??(tou)3月??(yue)26日?(ri)電??(dian)(記??(ji)者??(zhe) 李??(li)怡??(yi)青??(qing))26日??(ri)廣??(guang)東??(dong)汕??(shan)頭??(tou)灣??(wan)海??(hai)底??(di)68米??(mi)深??(shen)處??(chu)??，隨??(sui)著?(zhe)“永??(yong)平??(ping)號?(hao)”盾??(dun)構(gòu)?(gou)機(jī)??(ji)近??(jin)5層??(ceng)樓??(lou)高??(gao)的??(de)直??(zhi)徑??(jing)為??(wei)14.57m的??(de)刀??(dao)盤??(pan)破??(po)巖??(yan)而??(er)出?(chu)??。??標(biāo)?(biao)志?(zhi)著??(zhe)世??(shi)界??(jie)首??(shou)座??(zuo)設(shè)??(she)計??(ji)時??(shi)速??(su)350公??(gong)里??(li)單?(dan)洞??(dong)雙??(shuang)線??(xian)高??(gao)鐵??(tie)海??(hai)底??(di)隧??(sui)道??(dao)——汕?(shan)汕??(shan)高??(gao)鐵??(tie)汕??(shan)頭??(tou)灣?(wan)海?(hai)底??(di)隧??(sui)道??(dao)成??(cheng)功??(gong)貫??(guan)通??(tong)??。。