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學習快評丨qibao666888　　汕??(shan)汕?(shan)高??(gao)鐵??(tie)汕??(shan)頭??(tou)南??(nan)至??(zhi)汕??(shan)尾?(wei)段??(duan)已?(yi)于??(yu)2023年??(nian)底??(di)先??(xian)行??(xing)通??(tong)車?(che)??，汕??(shan)頭??(tou)灣?(wan)海??(hai)底??(di)隧??(sui)道??(dao)貫??(guan)通?(tong)后??(hou)??，剩??(sheng)余??(yu)段??(duan)汕??(shan)頭??(tou)南??(nan)至??(zhi)汕??(shan)頭??(tou)段??(duan)預??(yu)計??(ji)今??(jin)年?(nian)年??(nian)底??(di)具??(ju)備??(bei)通??(tong)車??(che)條??(tiao)件??(jian)??。??未??(wei)來??(lai)全?(quan)線??(xian)建??(jian)成?(cheng)通??(tong)車??(che)后??(hou)??，將??(jiang)與??(yu)廣??(guang)汕??(shan)高?(gao)鐵?(tie)、漳??(zhang)汕??(shan)高??(gao)鐵?(tie)等??(deng)共??(gong)同??(tong)組?(zu)成??(cheng)我??(wo)國??(guo)高??(gao)速??(su)鐵??(tie)路??(lu)網(wǎng)??(wang)沿??(yan)海??(hai)通??(tong)道??(dao)部??(bu)分??(fen)??，打??(da)通?(tong)粵??(yue)港??(gang)澳??(ao)大?(da)灣??(wan)區(qū)??(qu)經(jīng)??(jing)粵??(yue)東??(dong)地??(di)區(qū)??(qu)直?(zhi)達??(da)長??(chang)三??(san)角??(jiao)地??(di)區(qū)??(qu)的??(de)大??(da)通??(tong)道?(dao)???！　∩??(shang)午?(wu)??，隨??(sui)著??(zhe)最??(zui)后??(hou)一??(yi)層??(ceng)巖??(yan)體??(ti)成??(cheng)功??(gong)破??(po)除??(chu)??，“永??(yong)平??(ping)號??(hao)”盾??(dun)構(gòu)??(gou)機??(ji)順??(shun)利??(li)露??(lu)出??(chu)??，意??(yi)味??(wei)著??(zhe)汕?(shan)頭??(tou)灣??(wan)海??(hai)底??(di)隧??(sui)道??(dao)正??(zheng)式??(shi)貫??(guan)通??(tong)??。??盾?(dun)構(gòu)??(gou)機??(ji)的??(de)直??(zhi)徑??(jing)達?(da)到??(dao)14.57米??(mi)??，相?(xiang)當??(dang)于??(yu)5層??(ceng)樓??(lou)左??(zuo)右??(you)的??(de)高??(gao)度??(du)??。。