简介:MIDAS/Civil是个通用的空间有限元分析软件,可适用于桥梁结构、地下结构.工业建筑、飞机场、大坝.港口等结构的分析与设计。特别是针对桥梁结构,MIDAS/CiVil结合国内的规范与习惯,在建模、分析、后处理、设计等方面提供了很多便利的功能,目前已为各大公路.铁路部门的设计院所采用。MIDAS/Civil的主要特点如下:
简介:Earlyin1979,Chinabeganconsideringthedrawingupofalawtogovernandstandardizetheactivitiesofitscivilairoperations.Atthattime,airlegislationwassomethingnonexistentinChina.Thedraftteamassembledforcestotranslatetheairlawsofvariousforeigncountries,includingtheUnitedStates,Britain,JapanandtheformerSovietUnion,andtherelevantinternationalconventions,andconductedadeep-goingstudyofthem.TheyalsomadeinspectiontoursoftheUnitedStates,Canada,BritainandGermany.Onthebasisofthestudyofandwithreferencetotheadvancedlegislativepracticesinforeigncountries,thedraftteamputforwarditsfirstdraftoftheairlawinJuly1983,inaccordancewiththeactualconditionsofthecountry.Itwasnot,however,submittedtoanexecutivemeetingoftheStateCouncilforexaminationanddiscussionbecauseaseriesofmajorproblemssuchasairtrafficcontrolandthecontrolovertheairworthinessofaircraft,hadtobefurtherinvestigatedandstudied.
简介:The“CivilAviation'shearingdocumentofreformschemeonthepriceofdomesticairtransportation”issuedbytheStateDevelopment&ReformCommisoiontoeveryNPCdeputy,statesthatmulti-gradefaresystemwillbeintroduced,ranging-managementonairlinefareswillbeimplemented,andthefaresareallowedtoincreaseby25%anddecreaseby40%onthebasesoftherefereneeprice.Buttheconsumers'representativeshavemanyoftheirownviewsonthissuggestionandthehearingdocument.