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　　為??(wei)增??(zeng)強??(qiang)長??(chang)江??(jiang)干??(gan)線??(xian)過??(guo)江??(jiang)能?(neng)力??(li)??，這??(zhe)座??(zuo)大??(da)橋??(qiao)實??(shi)現(xiàn)??(xian)了??(le)“高??(gao)速??(su)公??(gong)路??(lu)、城??(cheng)際??(ji)鐵??(tie)路??(lu)、貨?(huo)運??(yun)鐵??(tie)路??(lu)”合??(he)并??(bing)過??(guo)江??(jiang)??。??“公??(gong)鐵??(tie)合??(he)建??(jian)??，需??(xu)滿??(man)足??(zu)高??(gao)鐵?(tie)行??(xing)車?(che)的?(de)安?(an)全?(quan)與??(yu)舒??(shu)適??(shi)性?(xing)??，對??(dui)橋??(qiao)梁??(liang)豎??(shu)向??(xiang)剛??(gang)度?(du)、梁??(liang)端??(duan)縱??(zong)向??(xiang)位??(wei)移??(yi)等??(deng)指??(zhi)標??(biao)提?(ti)出??(chu)很??(hen)高??(gao)要??(yao)求??(qiu)???！敝??(zhong)鐵??(tie)大??(da)橋?(qiao)院??(yuan)總??(zong)工??(gong)程??(cheng)師??(shi)肖??(xiao)海??(hai)珠??(zhu)說??(shuo)???！　￠L??(chang)江??(jiang)下??(xia)游??(you)??，碧??(bi)波??(bo)之?(zhi)上??(shang)??，一??(yi)條??(tiao)通?(tong)體?(ti)深??(shen)紅?(hong)的??(de)鋼?(gang)鐵??(tie)巨??(ju)龍??(long)越??(yue)江??(jiang)而??(er)過??(guo)??，蔚??(wei)為??(wei)壯??(zhuang)觀??(guan)??。??。