简介:TheSecondPitofQinshihnang'sTerra-cottaArmyUndergoesExcavationBystaffreporterCHENJIANInwhatseemstohavebeenarathermegalomaniaca...
简介:Thedecisionsconcerningportfolioselectionforarmyengineeringandmanufacturingdevelopmentprojectsdeterminethebenefitofthoseprojectstothecountryconcerned.Projectsaretypicallyselectedbasedonexanteestimatesoffuturereturnvalues,whichareusuallydifficulttospecifyoronlygeneratedafterprojectlaunch.Ascenario-basedapproachispresentedheretoaddresstheproblemofselectingaprojectportfoliounderincompletescenarioinformationandinterdependencyconstraints.Inthefirststage,therelevantdominanceconceptsofscenarioanalysisarestudiedtohandletheincompleteinformation.Then,ascenario-basedprogrammingapproachisproposedtohandletheinterdependenciestoobtaintheprojects,whosereturnvaluesaremulti-criteriawithintervaldata.Finally,anillustrativeexampleofarmyengineeringandmanufacturingdevelopmentshowsthefeasibilityandadvantagesofthescenario-basedmulti-objectiveprogrammingapproach.
简介:At14:28hours(Beijingtime)ofMay12,2008,amagnitude8earthquakejoltednearlyhalfofAsia.BarelyeighthourshadpassedbeforearegimentoftheChinesePeople'sLiberationArmy(PLA)leftitsbaseforthehardest-hitSichuanProvincetosavelives.TheNo.18ArtilleryRegimentofthePLA14thArmyGroupCorpsarrivedinChengdu,theprovincialcapital,
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