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500 个结果
  • 简介:联合国水利署确定了每年的3月22日为“世界水日”,“世界水日”团队与星球水源基金(PlanetWaterFoundation)在今年共同发起了一项特殊的挑战——Project24。CobhamSATCOM公司向Project24组织提供了2台EXPLORER710BGAN设备来保障他们完成这项极具挑战的任务。

  • 标签: CobhamSATCOM公司 PrOject24 水源过滤系统 乡村社区
  • 简介:Motivatedbytheprojectsconstrainedbyspacecapacityandresourcetransportingtime,aprojectschedulingproblemwithcapacityconstraintwasmodeled.Ahybridalgorithmisproposed,whichusestheideasofbi-levelschedulingandprojectdecompositiontechnology,andthegeneticalgorithmandtabusearchiscombined.Topologicalreorderingtechnologyisusedtoimprovetheeffciencyofevaluation.Simulationresultsshowtheproposedalgorithmcanobtainsatisfiedschedulingresultsinacceptabletime.

  • 标签: 程序安排 容量约束 行程安排 计算方法
  • 简介:CambodiaKiriro1stCascadeHydropowerStationisthefirstoverseasBOTprojectoftheStatePowerCorporation(SP).ItisareconstructionprojectwhichiscontractedbyChinaPowerTechnologyImport&ExportCompany(CPTIEC).OnDecember9,2000,theagreementonseller’sexportcreditloanconcernin

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  • 简介:OnJanuary8,2000,thesponsors’writtenagreementontheIGCCdemonstrationprojectatYantai,ShandongwassignedinBeijing.TheprojectwasjointlyinvestedandconstructedbytheStatePowerCorporation,ShandongPowerGroupCompany,YantaiCityPowerDevelopmentLimitedCompanyandShandongIntern

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  • 简介:InChina’sthreenorthernregionsoftheNorthwest,NorthandNortheast(3Ns),thereare1.33millionsqkmofdesertandsandland,forminga5,000-km-longwind-sandbelt.In1978,theChinesegovernmentdecidedtobuildthe"3Ns"shelterbeltnetwork.Theprojectcovers13provinces,autonomousregionsandcitiesincludingXinjiang,Qinghai,Gansu,Ningxia,Shaanxi,InnerMongolia,Shanxi,Hebei,Beijing,Tianjin,Liaoning,JilinandHeilongjiang,eoveringanareaof4.06millionsqkm,42%ofthecountry’stotalland.Itplanstocompletetheprojectin73years,inthreephases:thefirstphaseis

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  • 简介:在麻省理工学院2017年毕业典礼上,材料科学及工程系的每个毕业生,都获得了一枚铜质勋章。勋章上印有MIT校徽——拿铁锤的劳动者与拿书本的学者,他们的脚下写着拉丁文mensetmanus,即校训"动脑也动手"。勋章还有特别之处,都是由学生们自己动手做的。做一枚勋章得投入不少小时的工作量。

  • 标签: MANUS 毕业典礼 动手做 欧林 伯克利 手机应用
  • 简介:基于在国际软件确定基准点标准组(ISBSG)仓库包含的数据的实验分析,这篇论文基于工程努力论述软件工程计划持续时间模型。持续时间模型为全部数据集并且为为个人计算机开发的工程的子集被造,中间范围并且大型机平台。持续时间模型也为比努力并且为要求努力的超过400人小时的工程的400人小时要求少数的工程被构造。作为第二个独立变量增加分配资源的最大的数字解释持续时间也被分析的实用性。从在功能的功能的尺寸削尖的工程直接造持续时间模型的机会也被调查。电子增补材料这件物品(doi:10.1007/s11390-007-9051-5)的联机版本contatins增补材料,它对授权用户可得到。

  • 标签: 软件工程 项目持续期模型 项目进度 时间估计
  • 简介:Three-RiverProjectProceedsSmoothly¥//SOINAMDAGYIThecentraldrainagesectionoftheYarlungZangboRiveranditstwotributaries,theNyang...

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  • 简介:JixianThermalPowerProjectissitedatthegeographi-calandelectricalloadcenterofBeijing,TianjinandTangshanthreemunicipalities,occupyingatotalareaof315hec-tares,inwhich134hectaresareofpowerplantandconstructionzone.Accordingtothelongtermplanning,theultimateplantcapacitywillbe2200MW,whilethecapacityofthefirstphaseis1000MWwithtwo500MWsupercriticalsteamparametercoal-firedthermalunitstobeimportedfromRussia,theseunitsrankfirstinbothunitca-pacityandsteamparameterinBeijing-Tianjin-TangshanPowerNet-work.ThisProjectwasapprovedbytheStatePlanningCommissioninOctober1989withanestimatetotalconstructioncostof2billionyuanRMB,whichisjointlyfinancedbytheStateEnergyInvestment

  • 标签: TIANJIN STEAM IMPORTED jointly approved ULTIMATE
  • 简介:ConstructionofthephaseⅡMDIprojectandtheassociatedengineeringprojectsoftheNingboWanhuaPolyurethaneCo.,Ltd.,whichisasubsidiarycompanyoftheYantaiWanhuaPolyurethaneCo..Ltd..hasbeenapprovedbytheStateDe-

  • 标签: 中国 化工工业 宁波 聚亚安酯 生产项目
  • 简介:ThecompletionceremonyoflocalizedCheng-Bi220kVthyristorcontrolledseriescompensationprojectwasheldat330kVChengxianSubstationinApril2005.Itisoneofthesevencommissionedthyristorcontrolledseriescompensationprojectsintheworld.NowChinaisthefourthcountrywhichhassuchatechnique,nexttoUSA,GermanyandSweden.ThelocalizationfilledagapinFACTStechniqueinChina.

  • 标签: 中国 电力工业 TCSC 工程建设
  • 简介:RESEARCHANDPRACTICEOFSEDIMENTMANAGEMENTINTHEGEZHOUBAPROJECTWANGQiaoandPANQingxin1TheEnglishtextistranslatedbyDr.DING,Lianzhen...

  • 标签: PROJ
  • 简介:ThedevelopmentandmaintenanceofthecontrolsystemsofthefourLargeHadronCollider(LHC)experimentswillrequireanon-negligibleamountofresourcesandeffort.InordertominimisetheoveralleffortrequiredtheJointControlsProject(JCOP)wasset-upasacollaborationbetweenCERNandthefourLHCexperimentstofindandimplementcommonsolutionsforthecontroloftheLHCexperiments.ItisoneofthefewexamplesofsuchawidecollaborationandthereforetheexistenceoftheJCOPprojectisextremelysignificant.Thispaperwillgiveabriefoverviewoftheproject,itsstructureanditshistory.Itwillgoontosummarisethevarioussub-projectsthathavebeeninitiatedundertheauspicesofJCOPtogetherwiththeircurrentstatus.ItwillhighlightthattheJCOPgeneralprincipleistopromotetheuseofindustrialsolutionswhereverpossible.However,thisdoesnotruleouttheprovisionofcustomsulutionswhennon-standarddevicesorverylargenumbersofdeviceshavetobecontrolled.ThepaperwillalsodiscussthearchitectureforeseenbyJCOPandwhereinthisarchitecturethevarioustypesofsolutionsareexpectedtobeused.Finally,althouththeselectionofcommonindustrialandcustomsolutionsisanecessaryconditionofrJCOPtosucceed,theuseofthesesolutionsinthemselveswouldnotnecessarilyleadtotheproductionofhomogeneouscontrolsystems,Therefore,thepaperwillfinishwithadescriptionoftheJCOPFramework,whichisbeingdevelopedtopromotetheuseofthesecommonsolutions,toireducethedevelopmenteffortrequiredbythevariousexperimentdevelopmentteamsandtohelptobuildandintegratecontrolsystemswhichcanbemoreeasilymaintained.

  • 标签: 强子对撞机 实验 控制