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學習快評丨qibao666888　　長??(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)??。??　　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??(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??(ji)結??(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??(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??(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)??。。