《梁桥外文翻译》word版

《梁桥外文翻译》word版

ID:24912178

大小:20.39 KB

页数:6页

时间:2018-11-17

《梁桥外文翻译》word版_第1页
《梁桥外文翻译》word版_第2页
《梁桥外文翻译》word版_第3页
《梁桥外文翻译》word版_第4页
《梁桥外文翻译》word版_第5页
资源描述:

《《梁桥外文翻译》word版》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库

1、附录Ⅱ英文翻译:BEAMBRIDGEIndesigningabridge,preferenceisoftengiventobeamstructure,unlessithasaverylongspan.Simpleinstructure,convenienttofabricateanderect,easytomaintain,andwithlessconstructiontimeandlowcost,beamstructurehasfoundwideapplicationinbridgework.In1937,over

2、theQiantangRiver,inthecityofHangzhou,waserectedarailway-highwaybi-purposebridge,withatotallengthof1453m,thelongestspanbeing67m.Whencompleted,itwasaremarkablemilestoneofthebeambridgesdesignedandbuiltbyChineseengineersthemselvesbeforeliberation.Since1949,thiskind

3、ofbridgehasmadegiantstrides.Reinforcedconcretebeamstructureisthemostcommonlyusedforshort-andmedium-spanbridges.ArepresentativemasterpieceistheRongJiangBridgecompletedin1964inthecityofNanning,theprovincialcapitalofGuangxiZhuangzuAutonomousRegion.Thebridge,witham

4、ainspanof55manditscrosssectionofathin-walledboxwithcontinuouscells,wasdesignedinaccordancewithclosedthin-walledmembertheory,thefirstofitskindinChina.Pre-stressedconcretegirderbridgescoverawiderangeofspansandtypes.Intheshortspanrange,pre-castAASHTObeamswithacomp

5、ositecast-in-placenonpre-stressedconcreteslabarefrequentlyusedforsimplespans.AsimilarformofconstructionisusedforpartiallycontinuousspansusingI-girdersandboxgirderinthemediumspanrange.Inthemediumtolongspanrange,continuouspre-castsegmentalboxgirdersarecommon,whil

6、ethelongestspansaregenerallycast-in-placesegmentalboxgirders.Forcost-in-placeconstruction,thegirdersandslabaregenerallyformedtogetherandbothcastbeforeformworkandsupportsareremoved.Thisconstructionisfullycompositefordeadloadandliveload.TheusualcrosssectionsareT-

7、beamsandboxgirders.Spansareusuallycontinuous,andtransversepost-tensioningoftheslabisfrequentlyprescribedtoallowtheuseofthinnerslabsorareducednumberoflongitudinalgirdersatalargerspacing.Sincelongitudinalpost-tensioningisrequiredonsite,transversepost-tensioningis

8、usuallyeconomicalandnormallyused.Thedesignandanalysisitemsgivenforreinforcedconcretegirderbridgesalsoapplytopre-stressedgirderbridges.Fortheboxgirdersection,adetailedtransve

当前文档最多预览五页,下载文档查看全文

此文档下载收益归作者所有

当前文档最多预览五页,下载文档查看全文
温馨提示:
1. 部分包含数学公式或PPT动画的文件,查看预览时可能会显示错乱或异常,文件下载后无此问题,请放心下载。
2. 本文档由用户上传,版权归属用户,天天文库负责整理代发布。如果您对本文档版权有争议请及时联系客服。
3. 下载前请仔细阅读文档内容,确认文档内容符合您的需求后进行下载,若出现内容与标题不符可向本站投诉处理。
4. 下载文档时可能由于网络波动等原因无法下载或下载错误,付费完成后未能成功下载的用户请联系客服处理。