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學習快評丨qibao666888　　汕??(shan)汕??(shan)高??(gao)鐵??(tie)是??(shi)國??(guo)家??(jia)“八??(ba)縱??(zong)八??(ba)橫??(heng)”高??(gao)速??(su)鐵??(tie)路??(lu)網(wǎng)??(wang)沿??(yan)海??(hai)通??(tong)道??(dao)的??(de)重??(zhong)要??(yao)組??(zu)成??(cheng)部??(bu)分??(fen)??，線??(xian)路??(lu)起??(qi)自??(zi)汕?(shan)頭??(tou)站??(zhan)??，途?(tu)經(jīng)??(jing)汕??(shan)頭??(tou)市??(shi)、揭??(jie)陽??(yang)市??(shi)、汕??(shan)尾??(wei)市??(shi)??，終??(zhong)至??(zhi)汕??(shan)尾??(wei)站??(zhan)??，正??(zheng)線??(xian)全??(quan)長??(chang)162公??(gong)里??(li)??，設?(she)計??(ji)時??(shi)速??(su)350公??(gong)里?(li)??。??該??(gai)項??(xiang)目??(mu)汕?(shan)尾??(wei)至??(zhi)汕??(shan)頭??(tou)南??(nan)段??(duan)已??(yi)于??(yu)2023年??(nian)12月??(yue)開??(kai)通??(tong)運?(yun)營??(ying)??。　　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??(gou)機?(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??(biao)志??(zhi)著??(zhe)世??(shi)界??(jie)首??(shou)座??(zuo)設?(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)??。。