学科分类
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2 个结果
  • 简介:WorkersonOctober29completedatunnelunderChina'sYangtzeRiverforamajorgaspipelinethatwillrunfromthesouthwestprovinceofSichuantoShanghaiineastChina.Withadiameterof3.08metersandalengthof1,405meters,thetunnellaidabout20metersbeneaththeriverbed,connectingtwogaswellsoneachbankoftheYang-

  • 标签: 中国 西气东输 天然气 输气管道
  • 简介:Duringthelast2yearstheIUGShasrevieweditsOrganisationandOperationstoallowmoreefficientandeffectiveadministrationintothefuture.AmongtheitemsreviewedwasthelifeofCommissionswhichhavenowbeendefinedatamaximumof8years.AsaconsequenceCOGEOENVIRONMENT,whichhasbeeninexistencesinceearly1990,wasformallycloseddownattheIGCinFlorenceinAugust2004.ThedecisionbytheIUGSCounciltocloseCOGEOENVIRONMENTdidnotinanywayimplythattheroleoftheIUGSinpromotinggeoscienceinenvironmentmatterswascompleted.

  • 标签: 地质学 环境规划 IUGS 工作思路 发展目标