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　　怎??(zen)么??(me)辦??(ban)？?G3銅??(tong)陵??(ling)長??(chang)江??(jiang)公??(gong)鐵??(tie)大??(da)橋??(qiao)在??(zai)設(shè)?(she)計??(ji)中??(zhong)??，將??(jiang)斜??(xie)拉??(la)橋??(qiao)和?(he)懸??(xuan)索??(suo)橋??(qiao)兩??(liang)種??(zhong)橋??(qiao)型??(xing)有?(you)機(jī)??(ji)結(jié)??(jie)合??(he)??，既??(ji)保??(bao)留??(liu)了?(le)斜?(xie)拉??(la)橋??(qiao)剛??(gang)度??(du)大??(da)的??(de)優(yōu)??(you)勢??(shi)??，又??(you)利??(li)用?(yong)了??(le)懸??(xuan)索??(suo)橋??(qiao)跨?(kua)越??(yue)能??(neng)力??(li)強(qiáng)??(qiang)的??(de)特??(te)點??(dian)??。??同??(tong)時??(shi)??，通??(tong)過??(guo)采??(cai)用??(yong)交??(jiao)叉??(cha)合??(he)龍??(long)方??(fang)案??(an)??，節(jié)??(jie)省??(sheng)3到??(dao)6個?(ge)月??(yue)工??(gong)期??(qi)??，既??(ji)實??(shi)現(xiàn)??(xian)了?(le)技??(ji)術(shù)??(shu)與?(yu)工??(gong)期??(qi)的??(de)雙??(shuang)重??(zhong)優(yōu)??(you)化??(hua)??，也??(ye)成??(cheng)就??(jiu)了??(le)世??(shi)界??(jie)首??(shou)座??(zuo)雙?(shuang)層?(ceng)斜??(xie)拉??(la)—懸??(xuan)索??(suo)協(xié)??(xie)作??(zuo)體??(ti)系??(xi)大?(da)橋??(qiao)??。。