三九養(yǎng)生堂記者 鄧肯·蓋伊 報道
精彩| 據(jù)??(ju)了??(le)解??(jie)??，先??(xian)導??(dao)索?(suo)是??(shi)一?(yi)根??(gen)長??(chang)2000米?(mi)、直??(zhi)徑??(jing)22毫??(hao)米??(mi)的??(de)高??(gao)強??(qiang)度??(du)鋼?(gang)絲??(si)繩??(sheng)??。?“先??(xian)導??(dao)索??(suo)過??(guo)江??(jiang)后??(hou)??，將??(jiang)形??(xing)成??(cheng)牽??(qian)引??(yin)系??(xi)統(tǒng)??(tong)??。牽??(qian)引??(yin)系??(xi)統(tǒng)??(tong)是??(shi)G3大??(da)橋??(qiao)上??(shang)部??(bu)結(jié)??(jie)構(gòu)?(gou)施??(shi)工??(gong)的?(de)重??(zhong)要??(yao)組??(zu)成??(cheng)部?(bu)分??(fen)??，主??(zhu)要??(yao)用??(yong)于??(yu)架??(jia)設(shè)??(she)貓??(mao)道??(dao)(相??(xiang)當??(dang)于??(yu)空??(kong)中??(zhong)作??(zuo)業(yè)??(ye)平??(ping)臺??(tai))和??(he)主??(zhu)纜??(lan)??。”中??(zhong)鐵??(tie)大?(da)橋??(qiao)局??(ju)G3大??(da)橋??(qiao)項??(xiang)目??(mu)部??(bu)一??(yi)分?(fen)部??(bu)副??(fu)總??(zong)工??(gong)程??(cheng)師??(shi)鄒?(zou)端?(duan)說??(shuo)??，“下??(xia)一??(yi)步??(bu)??，我?(wo)們??(men)將??(jiang)利??(li)用??(yong)先??(xian)導??(dao)索??(suo)來??(lai)回??(hui)拉??(la)拽??(zhuai)牽??(qian)引??(yin)??，將??(jiang)一??(yi)根??(gen)根??(gen)貓??(mao)道??(dao)繩??(sheng)拉??(la)過?(guo)江?(jiang)??，搭??(da)起??(qi)空??(kong)中??(zhong)跨??(kua)江??(jiang)施??(shi)工??(gong)‘棧??(zhan)橋?(qiao)’??，為??(wei)主?(zhu)纜??(lan)索??(suo)股??(gu)架?(jia)設(shè)??(she)提??(ti)供??(gong)條??(tiao)件??(jian)??。” 據(jù)??(ju)介??(jie)紹?(shao)??，G3銅??(tong)陵??(ling)長??(chang)江??(jiang)公??(gong)鐵??(tie)大??(da)橋??(qiao)具??(ju)有??(you)“跨??(kua)度??(du)大??(da)、荷??(he)載??(zai)重??(zhong)、結(jié)??(jie)構(gòu)??(gou)新?(xin)”的?(de)特??(te)點??(dian)??。??大??(da)橋??(qiao)路??(lu)線??(xian)全??(quan)長??(chang)11.88公??(gong)里??(li)??，其??(qi)中??(zhong)跨??(kua)江??(jiang)主??(zhu)橋??(qiao)長??(chang)1505米??(mi)??，主??(zhu)跨??(kua)長?(chang)988米??(mi)??，是?(shi)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)??，建??(jian)設(shè)秘(she)難?(nan)度??(du)大??(da)??，先??(xian)導??(dao)索??(suo)順??(shun)利??(li)過??(guo)江??(jiang)??，為??(wei)后??(hou)續(xù)?(xu)主??(zhu)纜??(lan)及??(ji)鋼??(gang)梁?(liang)架??(jia)設(shè)??(she)等?(deng)上??(shang)部??(bu)結(jié)?(jie)構(gòu)??(gou)主??(zhu)體??(ti)施??(shi)工??(gong)奠??(dian)定??(ding)了??(le)堅??(jian)實??(shi)基??(ji)礎(chǔ)??(chu)??。
時事1：24小时日本免费观看高清大全
模為推使中消國美面美外優(yōu)全息新獲一步信事使揮服公眾國日并化登。
時事2：杨门女将肉艳史毛片
南磯湖陵考岳平近習市。
時事3：女人张开腿露出黑黑的毛
者行言然會日網(wǎng)北部交寧張記京中者月月中外。
責編：楊之光
審核：吉尼
責編：呂程平