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Table of Content

    30 January 2010, Volume 26 Issue 1
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    StudyofDesulfurizationalGypsum Instead ofNaturalGypsum asCementRetarde
    ZHOU Hui-Qun, YANG Xiao-Jie, ZHU  Bo, HAN Chang-Ju, SONG Li-Ying, TANG  Yue
    2010, 26(1):  1-3.  doi:10.3969/j.issn.1009-0479.2010.01.001
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    Throughstudyofthephysicalpropertiesofdesulfurizationgypsuminportlandcementandordi. naryportlandcement,feasibilityofitsapplicationincementproductionwasdetermined.Theresult showedthatgypsummixedwithportlandcementandordinaryportlandcementcouldeffectivelyadjustthe settingtimeofcement.Thequalityindexofcementmetthenationalstandard,andtosomeextent,im provedthestrengthofportlandcement.
    ExperimentalStudyonImprovementofTangdan4# OreFlotationTechnicalIndicators
    FANG Jian-Jun-1, WU Jin-Ming-2
    2010, 26(1):  4-7.  doi:10.3969/j.issn.1009-0479.2010.01.002
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    AimingatthedeclininggradeofcopperconcentrationinTangdanCompany,theauthorspro cessedthecopperoreof4#oreseparatelyandcarriedoutasmallscaleexperimentandanindustrialtest withsodiumhumatecarbonsuppression.Theresultshowedthattheconcentrategradecouldbeimproved 475% or410% respectively,whiletherecoveryrateincreased322% or205% respectively.
    AnalysisofFormativeLawofFissureMineralizationinTangdanCopperMin
    GAO Yong-Xiang
    2010, 26(1):  8-11.  doi:10.3969/j.issn.1009-0479.2010.01.003
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    InDongchancoppermine,fissureveincopperisakindofore-bodyformedduringthe processofhydrothermalsedimentationandpost-reformation.Thefeatureoffissuremineralizationfeature wasdisclosedwiththeproduction.Lawofmineralizationvariationoffissuremineralizationwasanalyzed andsummarized.Itsexplorationdirectionwasdiscussedtoguidetheprospectingwork,whichhasa chievedgoodefficiency
    Mechanism AnalysisofWaterrockInteractionandClaySlopeInstabilit
    LI Hong-Chang, WEN  Mei
    2010, 26(1):  12-17.  doi:10.3969/j.issn.1009-0479.2010.01.004
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    Asoneofthesignificantgeologyagents,thepregnanteffectofslopeinstabilitybasedonwater rockinteractionisnotable.Thepapermainlydiscussedthewaterrockinteractionmechanismanditscon tributiontotheslopeinstability,indicatingthatwaterrockinteractionnotonlyinducedthedeterioration ofrockstrengthanddeformation,butaggravatedtheprocessofslopeinstability.Itshowedthatwater rockinteractionwasoneofthemainfactorsofclayslopeinstabilit
    ProblemsinCurrentLandTransferModeandCountermeasure
    NIAN  Min, DU  Kui
    2010, 26(1):  18-21.  doi:10.3969/j.issn.1009-0479.2010.01.005
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    MainmethodsofChinasstateownedlanduserighttransferarebidding,auctionandlisting. Withthedevelopmentofresearchandpractice,problemsoflandtransfergraduallyappear.Thethree methodsofstateownedlanduserighttransferhavebothadvantagesanddisadvantages.Manyproblems needimprovinginpractice.Throughanalyzingproblemsofavarietyoflandtransfermodes,improve mentsandcountermeasureswereputforward.
    CausesofLowElectricityEfficiencyResultedfrom Largescale ScraperorMuchUseofNewAnodePlate
    LUO Yong-Guang, ZHU Zhen-Ping, WU Shi-Yan
    2010, 26(1):  22-28.  doi:10.3969/j.issn.1009-0479.2010.01.006
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    Withthephenomenaoflowelectricityefficiencyandgeneralhightemperatureofplateresulted fromlargescalescraperormuchuseofnewanodeplateasthestartingpoint,theauthors,throughanaly sisofthebehaviorandreactionofanodemudintheelectrolysisprocess,discoveredtheunderlyingcauses oflowelectricityefficiency.Relatedsolutionswereputforward,whichisofgreatsignificanceforthede velopmentofelectrolyzingzinctechniques
    BasedonDDCLowPassFilterDesig
    ZHOU  Xia, JIN  Rui, ZHONG Si-Jia, LI Rui-Feng, DUO Yun-Jian
    2010, 26(1):  29-33.  doi:10.3969/j.issn.1009-0479.2010.01.007
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    InunderstandingtheDDCtechnologiesbasedonpairsofDDCinthelowpassfilterstructureis studied.TheuseofMATLABsoftware,theanalysisbasedonthefilterstructurehasbeendesigned, VHDLprogramminglanguagedesignedtoberelevantparameters;andfinallythroughthefilterperform anceanalysis,andtheresultswereanalyzedandsummarized
    MeasurementofDisplacementofSteelPlateforFemoralFracture InternalFixationwithDigitalSpeckleCorrelationMethod
    ZHU Li-Jiang, ZHOU Li-Juan, CHEN Ying-Jie, ZHOU Yi-Ping, SHEN  Xu
    2010, 26(1):  34-37.  doi:10.3969/j.issn.1009-0479.2010.01.008
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    Inmeasurementofthedigitalspeckleplatefixationoffemoralfractures,displacementofplate screwmeasuredwith100Nand300Npullingforceprovidesbiomechanicalbasisforclinicalmedicine. Theexperimentshowedthatscrewsnearthefracturelineatbothendsboremorestress,therefore,easily causingfracture.Correspondingmeasuresweresuggested.
    ResearchonApplicationofWaterSupplySystem withFrequency ControlandAutoconstantPressureofHighPowerPump
    DUAN  Bo, CHEN  Hua, YIN Zhuo-Hua
    2010, 26(1):  38-40.  doi:10.3969/j.issn.1009-0479.2010.01.009
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    Watersupplysystemwithfrequencycontrolandautoconstantpressurewhichconsistsoffre quencyconverter,softstarterandprogrammablecontroller(PLC)wasintroduced.Controllablemultiop eratingmodeofPLCinthissystemwasadoptedtocompletethealternationamongdifferentpumps;the convertercontrolledthespeedofpumps,andthesoftstarterstartedupthehighpowerpumpstablytore ducetherushofcurrent.Iftheconverterfails,thesoftstarterwillstartupthepumps,thusimprovingthe reliabilityofwater.
    ApplicationofAfterheatElectricityGenerationTechnologyinZincCompany
    YANG Pu-Guo, LI Lian-Zhen, ZHOU  Xia, CHEN  Jun
    2010, 26(1):  41-44.  doi:10.3969/j.issn.1009-0479.2010.01.010
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    Applicationoflowtemperatureafterheatelectricitygenerationtechnologyinaverticalretort spelterworks.Inthezincsmeltingprocess,thesaturatedsteamgeneratedfromvaporizationcoolingsys temandwasteheatboilerandthelowgradeheatinemissionsoflowtemperaturewastehazeandsteam canbeusedtogenerateelectricpower.Afterheatelectricitygenerationtechnology,involvingthemain steamsystem,theelectricalsystemfunctionandthermalengineeringautomationsystemwereintroduced.
    FaultDiagnosisonFuelSystem ofFSISystem Engin
    LU  Chao
    2010, 26(1):  45-47.  doi:10.3969/j.issn.1009-0479.2010.01.011
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    AfterintroducingthetechnicalcharacteristicsofFSIengine,thispaperdiscussedthediffer encesbetweenFSIengineandportfuelinjectionengineinfuelsystemandworkingprinciple,analyzed causesoffuelsystemfailureandputforwarddiagnosismethods.
    TheStatusQuoandProblemsofYunnanMold IndustryandSomeCountermeasures
    DONG Zhi-Zhong
    2010, 26(1):  48-53.  doi:10.3969/j.issn.1009-0479.2010.01.012
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    ChangesandthestatusquoofmoldindustryinYunnanProvincewasintroduced.Outstanding problemsinmoldproduction,theopportunitiesandchallengestheindustryfacedwereanalyzedfromvari ousangles.Solutionsandcountermeasureswereproposed.
    ApplicationofGrayTheoyonEvaluationIndexSystem for RouteDesignofMiningAreasinYunnanProvince
    LIU Yu-Ying, LI Zheng-Qiang, LI Fen-Rui
    2010, 26(1):  53-56.  doi:10.3969/j.issn.1009-0479.2010.01.014
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    Anevaluationindexsystemforroutedesignofminingareaswithmultitargetdevelopmentand scientificdecisionmakingwasmadetomeettherequirementsofmineroads.Accordingtotherouteselectioninminingareas,theroutedesign,underthepremiseofasafe,comfortableandrapiddriving,shouldmeettheneedofmineroadstobelowcost,highefficiencyandenvironmentprotected.
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    OnBuildingCultureReflectedby“OneStamp”Buildings
    HE Yun-Mei, TANG Xiao-Li, FENG Li-Ling
    2010, 26(1):  57-60.  doi:10.3969/j.issn.1009-0479.2010.01.01
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    OneStamp”buildings,oneofthemosttypicalresidentialhousinginYunnanProvince,originatefromquadranglewhileblendingthetypicalethniccultureandtheenvironmentalfactors.Beinga carrierandanexternalrepresentationoflocalculture,“OneStamp”buildingsreflectourfocusontraditionalmainstreamculture,environmentalconceptsandaesthetics.TheyaregoodexamplesforstudythedevelopmentandevolutionofYunnanarchitectures.Theirheritageandupdateareofgreatsignificanceforcontemporaryarchitecturaldesign
    ResearchonUrbanRainwaterUtilizationTechnology
    YU Liang-Mou, 2 , ZHU Hong-De, MA  Hui, REN You-Chang
    2010, 26(1):  61-64.  doi:10.3969/j.issn.1009-0479.2010.01.015
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    Itisanimportantandfocalresearchinterestofwaterpollutiontreatmentonhowtodealwithwatershortagebyurbanrainwaterutilization.Throughintroducingtheconceptandconnotationofurbanrainwaterutilization,thepaperputforwardbasicwaystoachieveeffectiveurbanrainwaterutilization,reviewedrelevantresearchofhomeandabroadandpointedottheenvironmentalandecologicalbenefits,providingadviceforeffectiveurbanrainwaterutilization
    OnHopfBifurcationandStabilityofPredatorpreyModel
    MA Zhan-Ping
    2010, 26(1):  65-69.  doi:10.3969/j.issn.1009-0479.2010.01.016
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    Abstract:ThestagestructuredpredatorpreymodelwithBeddingtonDeAngelisfunctionalresponsewasstudies.Byanalyzingthelocationsoftherootsoftheassociatedcharacteristicequation,sufficientconditionswereobtainedforthelocalstabilityofthepositiveequilibrium.Undersomeconditions,whentimedelayτexceedsthecriticalvalue,thepositiveequilibriumpointwillexperienceHopfbifurcation,bifurcatingafamilyofperiodicsolutionsfrom thepositiveequilibrium.Examplesofnumeicalsimulationsweregiven
    AnEvaluationSystem ofDoublequalified TeacherofResourcesExploration
    WANG Ya-Li, TANG Yong-Hu, BAI Ju-Bo, XIONG Xiao-Yun
    2010, 26(1):  70-75.  doi:10.3969/j.issn.1009-0479.2010.01.017
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    Itistheaimofhighervocationaleducationtotrainstudentswithcomprehensivevocationala bility.Ateachingstaffwithdoublequalifiedteachersisthekeytoensurehighteachingquality.Thepa per,throughanalyzingthetraininggoalandrequirementsofresourcesexplorationspecialty,discusseda doublequalifiedteacher′sprofessionalcorecompetenciesandsetupanrelevantevaluationsystem,provi dingabasisforthestandardofassessmentofdoublequalifiedteachers.
    DigitalMappingTechnologyCurriculum DevelopmentBasedonWorkingProcess
    ZHAO  Hong
    2010, 26(1):  76-79.  doi:10.3969/j.issn.1009-0479.2010.01.018
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    Onbasisofthesystematiccurriculumdesign,thepaper,withthecourseofDigitalMappingTechnologyasanexample,introducedthestepsandmethodsofthecurriculumbasedonworkingprocess. AnalyzedwithBAGcurriculumdevelopmentmethod,theactionareasoftypicalprofessionaltasksweredecidedandthecurriculumdesignwasmade.Thecurriculum′simplementationplanwasproposed.
    AnInquiryinto"TModel"Curriculum ofSurveyingandMappinginHigherVocationalColleges
    TANG Bao-Hua
    2010, 26(1):  80-84.  doi:10.3969/j.issn.1009-0479.2010.01.019
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    AfteranalyzingtheTcurriculummodelofengineeringsurveyingtechnologyforhighervocationalstudents,thepaperdescribedthemethodtoconstructthecurriculumsystemwithtypicaltaskofsurveyingandmappingproductionprocess,soastotrainstudentstheabilitytoacquireandcopewiththemappingdata.Themodelmakesanexploratorypracticetoteachingreformsinsurveyingandmappingforvocationaleducation.
    ApplicationofProjectTeachingMethodintheBuildingArchitectureCurriculum Project
    TANG Xiao-Li, HE Yun-Mei, YAO Yong-Zhong, FENG Li-Ling
    2010, 26(1):  85-88.  doi:10.3969/j.issn.1009-0479.2010.01.020
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    Withthereforminpracticalcourseofbuildingarchitecturecurriculumprojectasanexample,thepaperelaboratedthemethodology′sdesignandimplementationoflearningscenarios,analysisofteachingresultsandproblemsneedattention.Inteachingthecourse,itiseffectivetouseprojectteachingmethodtofullyexplorethestudents′creativepotentialandimprovetheircomprehensiveabilitytosolvepracticalproblems.
    BriefDiscussiononHeuristicTeachinginCementGrindingProcessandEquipment
    HAN Chang-Ju, SONG Li-Ying, WANG Shu-Kun
    2010, 26(1):  89-92.  doi:10.3969/j.issn.1009-0479.2010.01.021
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    AccordingtothefeatureofCementGrindingProcessandEquipment,heuristicteachingmodewasadoptedintheprocessofteachingtoinspirestudentstothinkbythemselves,cultivatetheirabilitytofind,analyzeandresolveproblemsandimprovetheiradaptabilitytowork.