簡介：DOI101007/S0017000423279ORIGINALARTICLEINTJADVMANUFTECHNOL20062853–60HUAMINZHOUDEQUNLIINTEGRATEDSIMULATIONOFTHEINJECTIONMOLDINGPROCESSWITHSTEREOLITHOGRAPHYMOLDSRECEIVED5MARCH2004/ACCEPTED5JULY2004/PUBLISHEDONLINE6APRIL2005?SPRINGERVERLAGLONDONLIMITED2005ABSTRACTFUNCTIONALPARTSARENEEDEDFORDESIGNVERIFICATIONTESTING,FIELDTRIALS,CUSTOMEREVALUATION,ANDPRODUCTIONPLANNINGBYELIMINATINGMULTIPLESTEPS,THECREATIONOFTHEINJECTIONMOLDDIRECTLYBYARAPIDPROTOTYPINGRPPROCESSHOLDSTHEBESTPROMISEOFREDUCINGTHETIMEANDCOSTNEEDEDTOMOLDLOWVOLUMEQUANTITIESOFPARTSTHEPOTENTIALOFTHISINTEGRATIONOFINJECTIONMOLDINGWITHRPHASBEENDEMONSTRATEDMANYTIMESWHATISMISSINGISTHEFUNDAMENTALUNDERSTANDINGOFHOWTHEMODIFICATIONSTOTHEMOLDMATERIALANDRPMANUFACTURINGPROCESSIMPACTBOTHTHEMOLDDESIGNANDTHEINJECTIONMOLDINGPROCESSINADDITION,NUMERICALSIMULATIONTECHNIQUESHAVENOWBECOMEHELPFULTOOLSOFMOLDDESIGNERSANDPROCESSENGINEERSFORTRADITIONALINJECTIONMOLDINGBUTALLCURRENTSIMULATIONPACKAGESFORCONVENTIONALINJECTIONMOLDINGARENOLONGERAPPLICABLETOTHISNEWTYPEOFINJECTIONMOLDS,MAINLYBECAUSETHEPROPERTYOFTHEMOLDMATERIALCHANGESGREATLYINTHISPAPER,ANINTEGRATEDAPPROACHTOACCOMPLISHANUMERICALSIMULATIONOFINJECTIONMOLDINGINTORAPIDPROTOTYPEDMOLDSISESTABLISHEDANDACORRESPONDINGSIMULATIONSYSTEMISDEVELOPEDCOMPARISONSWITHEXPERIMENTALRESULTSAREEMPLOYEDFORVERIFICATION,WHICHSHOWTHATTHEPRESENTSCHEMEISWELLSUITEDTOHANDLERPFABRICATEDSTEREOLITHOGRAPHYSLMOLDSKEYWORDSINJECTIONMOLDINGNUMERICALSIMULATIONRAPIDPROTOTYPING1INTRODUCTIONININJECTIONMOLDING,THEPOLYMERMELTATHIGHTEMPERATUREISINJECTEDINTOTHEMOLDUNDERHIGHPRESSURE1THUS,THEMOLDMATERIALNEEDSTOHAVETHERMALANDMECHANICALPROPERTIESCAPABLEOFWITHSTANDINGTHETEMPERATURESANDPRESSURESOFTHEMOLDINGCYCLETHEFOCUSOFMANYSTUDIESHASBEENTOCREATETHEHZHOUUDLISTATEKEYLABOFMOLDU,VARETHEAVERAGEWHOLEGAPTHICKNESSESANDΗ,Ρ,CPT,KTREPRESENTVISCOSITY,DENSITY,SPECIFICHEATANDTHERMALCONDUCTIVITYOFPOLYMERMELT,RESPECTIVELYINADDITION,BOUNDARYCONDITIONSINTHEGAPWISEDIRECTIONCANBEDEFINEDASUWV0,TTWATZB5?U?Z0?V?Z,?T?Z0,W0ATZ06WHERETWISTHECONSTANTWALLTEMPERATURESHOWNINFIG2ACOMBININGEQS1–4WITHEQS5–6,ITFOLLOWSTHATTHEDISTRIBUTIONSOFTHEU,V,T,PATZCOORDINATESSHOULDBESYMMETRICAL,WITHTHEMIRRORAXISBEINGZ0,ANDCONSEQUENTLYTHEU,VAVERAGEDINHALFGAPTHICKNESSISEQUALTOTHATAVERAGEDINWHOLEGAPTHICKNESSBASEDONTHISCHARACTERISTIC,WECANDIVIDETHEWHOLECAVITYINTOTWOEQUALPARTSINTHEGAPWISEDIRECTION,ASDESCRIBEDBYPARTIANDPARTIIINFIG2BATTHESAMETIME,TRIANGULARFINITEELEMENTSAREGENERATEDINTHESURFACESOFTHECAVITYATZ0INFIG2B,INSTEADOFTHEMIDDLEPLANEATZ0INFIG2AACCORDINGLY,FINITEDIFFERENCEINCREMENTSINTHEGAPWISEDIRECTIONAREEMPLOYEDONLYINTHEINSIDEOFTHESURFACESWALLTOMIDDLE/CENTERLINE,WHICH,INFIG2B,MEANSFROMZ0TOZBTHISISSINGLESIDEDINSTEADOFTWOSIDEDWITHRESPECTTOTHEMIDDLEPLANEIEFROMTHEMIDDLELINETOTWOWALLSINADDITION,THECOORDINATESYSTEMISCHANGEDFROMFIG2ATOFIG2BTOALTERTHEFINITEELEMENT/FINITEDIFFERENCESCHEME,ASSHOWNINFIG2BWITHTHEABOVEADJUSTMENT,GOVERNINGEQUATIONSARESTILLEQS1–4HOWEVER,THEORIGINALBOUNDARYCONDITIONSINTHEGAPWISEDIRECTIONAREREWRITTENASUWV0,TTWATZ07?U?Z0?V?Z,?T?Z0,W0ATZB8MEANWHILE,ADDITIONALBOUNDARYCONDITIONSMUSTBEEMPLOYEDATZBINORDERTOKEEPTHEFLOWSATTHEJUNCTUREOFTHETWOPARTSATTHESAMESECTIONCOORDINATE7UIUIIVIVIITITIIPIPIIATZB9CM?ICM?II10WHERESUBSCRIPTSI,IIREPRESENTTHEPARAMETERSOFPARTIANDPARTII,RESPECTIVELY,ANDCMIANDCMIIINDICATETHEMOVINGFREEFIG2A,BILLUSTRATIVEOFBOUNDARYCONDITIONSINTHEGAPWISEDIRECTIONAOFTHEMIDDLEPLANEMODELBOFTHESURFACEMODELMELTFRONTSOFTHESURFACESOFTHEDIVIDEDTWOPARTSINTHEFILLINGSTAGEITSHOULDBENOTEDTHAT,UNLIKECONDITIONSEQS7AND8,ENSURINGCONDITIONSEQS9AND10AREUPHELDINNUMERICALIMPLEMENTATIONSBECOMESMOREDIFFICULTDUETOTHEFOLLOWINGREASONS1THESURFACESATTHESAMESECTIONHAVEBEENMESHEDRESPECTIVELY,WHICHLEADSTOADISTINCTIVEPATTERNOFFINITEELEMENTSATTHESAMESECTIONTHUS,ANINTERPOLATIONOPERATIONSHOULDBEEMPLOYEDFORU,V,T,PDURINGTHECOMPARISONBETWEENTHETWOPARTSATTHEJUNCTURE2BECAUSETHETWOPARTSHAVERESPECTIVEFLOWFIELDSWITHRESPECTTOTHENODESATPOINTAANDPOINTCASSHOWNINFIG2BATTHESAMESECTION,ITISPOSSIBLETOHAVEEITHERBOTHFILLEDORONEFILLEDANDONEEMPTYTHESETWOCASESSHOULDBEHANDLEDSEPARATELY,AVERAGINGTHEOPERATIONFORTHEFORMER,WHEREASASSIGNINGOPERATIONFORTHELATTER3ITFOLLOWSTHATASMALLDIFFERENCEBETWEENTHEMELTFRONTSISPERMISSIBLETHATALLOWANCECANBEIMPLEMENTEDBYTIMEALLOWANCECONTROLORPREFERABLELOCATIONALLOWANCECONTROLOFTHEMELTFRONTNODES4THEBOUNDARIESOFTHEFLOWFIELDEXPANDBYEACHMELTFRONTADVANCEMENT,SOITISNECESSARYTOCHECKTHECONDITIONEQ10AFTEREACHCHANGEINTHEMELTFRONT5INVIEWOFABOVEMENTIONEDANALYSIS,THEPHYSICALPARAMETERSATTHENODESOFTHESAMESECTIONSHOULDBECOMPAREDANDADJUSTED,SOTHEINFORMATIONDESCRIBINGFINITEELEMENTSOFTHESAMESECTIONSHOULDBEPREPAREDBEFORESIMULATION,THATIS,THEMATCHINGOPERATIONAMONGTHEELEMENTSSHOULDBEPREFORMED222NUMERICALIMPLEMENTATIONPRESSUREFIELDINMODELINGVISCOSITYΗ,WHICHISAFUNCTIONOFSHEARRATE,TEMPERATUREANDPRESSUREOFMELT,THESHEARTHINNINGBEHAVIORCANBEWELLREPRESENTEDBYACROSSTYPEMODELSUCHASΗ˙Γ,T,PΗ0T,P1?Η0˙Γ?Τ??1?N11WHERENCORRESPONDSTOTHEPOWERLAWINDEX,ANDΤ?CHARACTERIZESTHESHEARSTRESSLEVELOFTHETRANSITIONREGIONBETWEENTHENEWTONIANANDPOWERLAWASYMPTOTICLIMITSINTERMSOFAN

簡介：河南科技大學畢業(yè)設計1外文資料PERFORMANCEOFICESTORAGESYSTEMUTILIZINGACOMBINEDPARTIALANDFULLSTORAGESTRATEGYABSTRACTACOMBINEDSYSTEMISANEWTHERMALSTORAGESTRATEGYADOPTEDINTHISSTUDYWITHWHICHTHETWOOTHERKNOWNSTRATEGIESNAMELY,PARTIALANDFULLLOAD,ARECOMPAREDTHERESULTSREVEALEDTHATTHECOMBINEDSYSTEMREQUIRESLARGEREQUIPMENTSIZETHANTHATREQUIREDBYPARTIALSYSTEMTOSATISFYTHESAMECOOLINGLOADFACTORSFANDFTHATPFMAYBEMULTIPLIEDBYTHEDAILYAVERAGECOOLINGLOADTODETERMINETHEOPTIMUMCHILLERSSIZEFORACOMBINEDSYSTEMAREFOUNDTHESEFACTORSAREAPPLICABLEFORANYCOOLINGLOADANDAREBASEDONAGIVENCHILLERCONDENSINGANDEVAPORATINGCONDITIONASUSEDINTHISSTUDYTHESEFACTORSAREFOUNDTOVARYWITHTHENUMBEROFONPEAKHOURSCOMBINEDSTRATEGYREQUIREDCHILLERSIZEWASFOUNDTODECREASEWITHDECREASEINONPEAKPERIOD,HENCETHEOPTIMUMCHILLERSIZEFORTHISNEWSTRATEGYWASFOUNDTOOCCURATZEROONPEAKHOURS,ANDIE,WHENTHECOMBINEDSYSTEMSTARTSTOOPERATEASAPARTIALSTRATEGYSYSTEMKEYWORDSICESTORAGESYSTEM1INTRODUCTIONTHERMALSTORAGEISTHETEMPORARYSTORAGEOFHIGHORLOWTEMPERATUREENERGYFORLATERUSEAIRCONDITIONINGSYSTEMTHATEMPLOYSTHERMALSTORAGEEQUIPMENTINCORPORATESTWOSTRATEGIES,THEPARTIALANDFULLLOADFOREITHEROFTHESESTRATEGIES,INVESTIGATIONSWEREMADETODETERMINETHEPOSSIBLESAVINGINCHILLERSIZEASCOMPAREDWITHCONVENTIONALCOOLINGSYSTEMTHEPARTIALANDFULLSTORAGESTRATEGIESWEREPREVIOUSLYSTUDIEDINDEPENDENTLYANDTHERESULTSOBTAINEDHADSHOWNTHATTHECHILLERSIZEREQUIREDINPARTIALSTRATEGYISSMALLERTHANTHATREQUIREDINFULLSTRATEGYTOSATISFYTHESAMECOOLINGLOAD河南科技大學畢業(yè)設計3FULLSTRATEGIESATTHESAMETIME,ITISIMPORTANTTOFINDTHEMINIMUMCOMBINATIONCHILLERSIZETHATWILLSATISFYTHECOOLINGLOADATASETOFCONDITIONSTHESECONDITIONSARETHEEVAPORATINGANDCONDENSINGPRESSUREANDTEMPERATUREANDTHENUMBEROFONPEAKHOURSDURINGWHICHONLYTHEPARTIALCHILLERISKEPTRUNNINGTHEPROCEDUREADOPTEDINTHISSTUDYINFINDINGTHEMINIMUMCHILLERSIZEMAYBESUMMARIZEDASFOLLOWAANINITIALASSUMPTIONOFTHEPARTIALCHILLERSIZEISTOBEMADETHECHILLERSIZETHUSASSUMEDSHOULDBERELATED,SOMEHOW,TOTHECOOLINGLOADTWODISTINCTVALUESOFTHECOOLINGLOADARETHEMAXIMUMANDTHEAVERAGEVALUEANDTHELATERISCHOSENINTHISSTUDYHENCETHEINITIALPARTIALCHILLERSIZEWILLBETHEAVERAGECOOLINGLOADMULTIPLIEDBYACERTAIN,ARBITRARILYSELECTED,FACTORFPBSINCEAIRCOOLEDCHILLERISUSED,ITSCONDENSINGTEMPERATUREWOULDVARYACCORDINGTOINLETAMBIENTAIRTEMPERATURETHEREFORETHEINITIALPARTIALCHILLERSIZEWOULDBEBASEDONTHECONDENSINGTEMPERATUREATWHICHMAXIMUMCOOLINGLOADOCCURSCCHILLERCAPACITYISTHENDETERMINEDHOURLYANDFORTHEDAILYCYCLEATTHEDIFFERENTEXISTINGCONDENSINGTEMPERATUREDTHEDIFFERENCEBETWEENTHEDAILYCYCLECOOLINGLOADANDTHEDAILYTOTALPARTIALSTRATEGYCHILLERCAPACITYWOULDBEMETBYTHEFULLSTRATEGYCHILLERTHESIZEOFTHISCHILLERISASSUMEDTOBEEQUALTOTHEAVERAGECOOLINGLOADMULTIPLIEDBYAFACTORFANDMUSTEQUALTOTHEDIFFERENCEINDICATEDABOVEIFTHISCONDITIONISNOTSATISFIEDTHENANOTHERVALUEOFFFISSELECTEDETHECOMBINEDSTRATEGYCHILLERSIZEOBTAINEDBYTHEINITIALRUNWITHTHEASSUMEDFPANDCALCULATEDFFMAYNOTBETHEOPTIMUMTHEREFOREANITERATIONPROCEDUREISADOPTEDANDTHEFACTORFPISCHANGEDPROGRESSIVELYUNTILAMINIMUMCHILLERSIZEISOBTAINEDFINORDERTOFINDTHERELATIONBETWEENOPTIMUMCHILLERSIZEANDCOOLINGLOADATDIFFERENTONPEAKHOURS,THEABOVEPROCEDUREISREPEATEDFOREACHONPEAKPERIODSTARTINGFROMSIXANDENDINGWITHZEROONPEAK

簡介：中文中文5275字出處出處THEINTERNATIONALJOURNALOFADVANCEDMANUFACTURINGTECHNOLOGY,2000,167461468畢業(yè)設計中英文翻譯基于模糊綜合評價與遺傳算法的公差優(yōu)化分配學院機械工程與自動化學院專業(yè)機械設計制造及其自動化指導教師2011年6月22綜述公差分配方法綜述公差分配方法2121一般的分配方法一般的分配方法當裝配功能需求給定時，N個零件的公差值必須得到解決。由于給定的條件幾乎總是不足，所以公差通常被視為相等的。所采用的方法通常包括同容差法，不斷精度因子的方法，同樣影響的一種方法和比例縮放方法。211相同公差在這種方法里，所有零件的公差值在滿足功能要求的前提下都是相等的，也就是TI表示第I個零件的公差值212常數(shù)因子法常數(shù)因子法基于經驗法則，一個零件的公差按標準數(shù)據的立方根增大，從而當時，因子P可按下式計算這里J表示裝配的功能要求213同因素方法裝配功能的要求受兩個因素影響，一個是每個零件的公差值，另一個是功能靈敏度系數(shù)，故這種方法可表述如下214比例縮放方法零件公差首先使用比例縮放方法的數(shù)據庫進行確定。如果零件公差的總和超過所要求的裝配公差，則每個零件的公差減少相應的尺寸，一般表述為

簡介：地下工程課程設計地下工程課程設計壩一級水電站壩一級水電站大壩基坑開挖施工組織設計大壩基坑開挖施工組織設計學院院資源與環(huán)境工程學院資源與環(huán)境工程學院專業(yè)業(yè)姓名名學號號指導教師指導教師年月日5252質量管理組織機構質量管理組織機構5353過程控制過程控制5454檢驗和試驗檢驗和試驗6、施工安全保證體系及措施、施工安全保證體系及措施6161安全工作目標安全工作目標6262安全管理制度安全管理制度6363施工安全保證措施施工安全保證措施地下工程課程設計附圖（參考）地下工程課程設計附圖（參考）1、施工區(qū)地形地質圖（、施工區(qū)地形地質圖（15001500）2、施工場地總布置圖（、施工場地總布置圖（12001200）3、邊坡（基坑）開挖方案平、剖面圖（、邊坡（基坑）開挖方案平、剖面圖（11001100）4、其他圖件、其他圖件

簡介：MULTIBODYSYSTDYN201533207–228DOI101007/S1104401494098INTEGRATEDROBUSTCONTROLLERFORVEHICLEPATHFOLLOWINGBEHROOZMASHADIPOUYANAHMADIZADEHMAJIDMAJIDIMEHDIMAHMOODIKALEYBARRECEIVED8MARCH2013/ACCEPTED8JANUARY2014/PUBLISHEDONLINE5FEBRUARY2014?SPRINGERSCIENCEBUSINESSMEDIADORDRECHT2014ABSTRACTTHEDESIGNOFANINTEGRATED4WSDYCCONTROLSYSTEMTOGUIDEAVEHICLEONADESIREDPATHISPRESENTEDTHELATERALDYNAMICSOFTHEPATHFOLLOWERVEHICLEISFORMULATEDBYCONSIDERINGIMPORTANTPARAMETERSTOREDUCETHEEFFECTOFUNCERTAINTIESINVEHICLEPARAMETERS,AROBUSTCONTROLLERISDESIGNEDBASEDONAΜSYNTHESISAPPROACHNUMERICALSIMULATIONSAREPERFORMEDUSINGANONLINEARVEHICLEMODELINMATLABENVIRONMENTINORDERTOINVESTIGATETHEEFFECTIVENESSOFTHEDESIGNEDCONTROLLERRESULTSOFSIMULATIONSSHOWTHATTHECONTROLLERHASAPROFOUNDABILITYTOMAKINGTHEVEHICLETRACKTHEDESIREDPATHINTHEPRESENCEOFUNCERTAINTIESKEYWORDSVEHICLEPATHFOLLOWING4WSDYCROBUSTCONTROLΜSYNTHESISNOTATIONALPHABETICASTATESPACEMATRIXBINPUTMATRIXCOUTPUTMATRIXCSETOFCOMPLEXNUMBERSCΑFCΑRCORNERINGSTIFFNESSOFFRONTREARTIRESDOUTPUTFROMPERTURBATIONBLOCKDCONSTANTSCALINGMATRIXEDISTURBANCEMATRIXCGCENTEROFGRAVITYBMASHADIPAHMADIZADEHBMMAJIDISCHOOLOFAUTOMOTIVEENGINEERING,IRANUNIVERSITYOFSCIENCEANDTECHNOLOGY,TEHRAN,IRANEMAILP_AHMADIZADEHIUSTACIRMMAJIDIEMAILM_MAJIDIIUSTACIRMMAHMOODIKALEYBARSCHOOLOFMECHANICALENGINEERING,IRANUNIVERSITYOFSCIENCEANDTECHNOLOGY,TEHRAN,IRANEMAILM_MAHMOODI_KIUSTACIRINTEGRATEDROBUSTCONTROLLERFORVEHICLEPATHFOLLOWING2091INTRODUCTIONWITHTHEPOPULATIONGROWTH,THENUMBERSOFVEHICLESANDPASSENGERSHAVEBEENINCREASEDINTHESTREETSANDHIGHWAYSLEADINGTOMORETRAFFICPROBLEMSSEVERALMEASURESSUCHASBUILDINGNEWHIGHWAYSANDROADSHAVEBEENCONSIDEREDINORDERTOREDUCETRAFFICCONGESTIONANDINCREASINGSAFETY,BUTSUCHMEASURESDONOTALWAYSSUFFICEBECAUSEOFENVIRONMENTALANDCOSTCONSTRAINTSONEWAYTOIMPROVETHESAFETYOFROADSISTOREMOVETHEHUMANELEMENTERRORSDURINGDRIVINGTHISCANLEADTOAUTOMATICDRIVINGTECHNOLOGY,WHICHISTHEFUNDAMENTALOFINTELLIGENTTRANSPORTATIONSYSTEMSITSANDISBEINGSTUDIEDBYMANYRESEARCHERSDURINGRECENTYEARSTHEPRIMARYTASKOFAUTOMATICDRIVINGISTOMAKEANAUTONOMOUSVEHICLETOFOLLOWAREFERENCEPATHAUTOMATICALLYDURINGTHISPATHFOLLOWING,THEREFORE,SEVERALISSUESSHOULDBECONSIDEREDTOHAVEANACCEPTABLEPATHCONTROLVEHICLECONTROLLERSTHATMEETTHESEREQUIREMENTSARECALLEDPATHFOLLOWERSTHEGOALOFAPATHFOLLOWINGCONTROLLERISTOMINIMIZETHELATERALDISTANCEBETWEENTHEVEHICLEANDADEFINEDPATH,TOMINIMIZETHEDIFFERENCEINTHEVEHICLEANDTHEPATHHEADINGSANDTOLIMITTHECONTROLINPUTTOSMOOTHENTHEMOTIONSWHILEMAINTAININGTHESTABILITYSEVERALSTUDIESHAVEBEENCARRIEDOUTREGARDINGTHEPATHFOLLOWINGPROBLEMELHAJJAJIETAL1FOCUSEDONTHEDESIGNOFASTABILIZINGFUZZYCONTROLLERFORTHEPATHFOLLOWINGPROBLEMOFVEHICLESUSINGANONLINEARDYNAMICSMODELTHEVEHICLEMODELISAPPROXIMATEDBYASETOFLINEARMODELSINTERPOLATEDBYFUZZYMEMBERSHIPFUNCTIONS,ANDTHENAMODELBASEDFUZZYCONTROLLERISDEVELOPEDTOSTABILIZETHEMODELTHENTHEOUTCOMEOFTHEPATHFOLLOWINGPROBLEMISPARAMETERIZEDINTERMSOFALINEARMATRIXINEQUALITYLMIPROBLEMTHELMIPROBLEMISSOLVEDBYACONVEXOPTIMIZATIONTECHNIQUETOCOMPLETETHEFUZZYPATHFOLLOWINGCONTROLDESIGNFORVEHICLESCONSOLINIETAL2CONSIDEREDASPECIALPATHFOLLOWINGTASKSOTHATAGIVENFRONTPOINTOFACARLIKEVEHICLE,WHICHISWITHINTHELOOKAHEADRANGEOFASTEREOVISIONSYSTEM,TOFOLLOWAPRESPECIFIEDCARTESIANPATHASOLUTIONTOTHISPATHFOLLOWINGPROBLEMWASPROVIDEDBYAFEEDBACK/FEEDFORWARDCONTROLSTRATEGYWHERETHEFEEDFORWARDWASDETERMINEDBYADYNAMICGENERATORBASEDONEXACTDYNAMICINVERSIONOVERTHENOMINALVEHICLEMODELANDTHEFEEDBACKWASMAINLYISSUEDBYCORRECTINGTERMSPROPORTIONALTOTHETANGENTIALANDNORMALERRORSDETERMINEDWITHRESPECTTOTHEVEHICLE’SIDEALTRAJECTORYBALLUCHIETAL3CONSIDEREDAKINEMATICMODELOFANONHOLONOMICWHEELEDVEHICLETOFOLLOWAPATHTHEYASSUMEDTHATTHECURRENTDISTANCEANDTHEHEADINGANGLEERRORWITHRESPECTTOTHECLOSESTPOINTONTHEREFERENCEPATHCANBEMEASUREDBUTONLYTHESIGNOFTHEPATHCURVATUREISDETECTEDTHEYUSEDAHYBRIDSYSTEMFORMALISMTOMODELTHEPROBLEMBASEDONOPTIMALCONTROLTHEORY,ASTHEFEEDBACKINFORMATIONWASBOTHCONTINUOUSANDDISCRETEHELLSTR?METAL4PROPOSEAPATHTRACKINGALGORITHMCALLEDFOLLOWTHEPAST,INWHICHAHUMANDRIVERDRIVESTHEPATHONCE,WHILETHECOMPUTERRECORDSTHEPOSITION,VELOCITY,ORIENTATION,ANDSTEERINGANGLETHENTHISPIECEOFINFORMATIONISUSEDTOCONTROLTHEVEHICLEEACHTIMEITAUTONOMOUSLYTRAVELSALONGTHEPATHIFTHEVEHICLEGETSOFFTHECOURSE,FOREXAMPLE,ASARESULTOFAVOIDINGANOBSTACLEORBECAUSEOFNOISEINPOSITIONINGSENSORS,THEFOLLOWTHEPASTALGORITHMSTEERSLIKETHEDRIVER,PLUSANADDITIONALANGLE,BASEDONTHEDISTANCETOTHEPATHHEREDIAETAL5PRESENTAMETHODTOANALYZETHESTABILITYOFANAUTONOMOUSVEHICLEPATHFOLLOWINGALGORITHMTAKINGINTOACCOUNTEXPLICITLYTHECOMPUTATIONANDCOMMUNICATIONDELAYSINTHECONTROLLOOPTHESEPUREDELAYSAREPRESENTINAUTONOMOUSVEHICLESDUETOPOSITIONESTIMATIONTHEPROBLEMISANALYZEDBYSOLVINGDIRECTLYTHETRANSCENDENTALCHARACTERISTICEQUATIONTHATAPPEARSWHENTHETIMEDELAYISCONSIDEREDTHEANALYSISISCARRIEDOUTFORSTRAIGHTPATHSANDPATHSOFCONSTANTCURVATURE,ANDTHEMETHODISAPPLIEDTOTHEPUREPURSUITPATHTRACKINGALGORITHMGOODARZIETAL6TREATEDTHISPROBLEMBYTHEAPPLICATIONOFALINEARQUADRATICREGULATORLQRTECHNIQUETHEYUSEDANINTEGRATEDCONTROLLERCOMPRISING

簡介：第1頁共23頁摘要本設計是新密市第一高級中學綜合樓施工組織設計，由Ⅰ部和Ⅱ部組成L型轉角樓。建筑采用鋼筋混凝土框架結構。本設計包括劃分施工段，確定流水方向；選擇施工起重機械，核實其技術性能，計算起重機臺數(shù)，安排起重機位置及其附屬設備的位置；確定承重結構的施工方法，順序及施工要點確定腳手架的類型及位置；編制單位工程進度計劃；確定資源需要量計劃；施工現(xiàn)場平面布置；施工工藝的確定。最后本施工組織符合要求?！娟P鍵詞】施工段；施工進度；平面布置；施工工藝；單位工程進度第3頁共23頁新密市第一高級中學綜合樓工程施工組織設計新密市第一高級中學綜合樓工程施工組織設計一、工程概況及施工條件一、工程概況及施工條件1、施工概況、施工概況本工程為新密市第一高級中學綜合樓，位于解放路，由I部和II部組成L型轉角樓。采用現(xiàn)澆柱，預制梁，整體裝配式鋼筋混凝土框架結構。11層高及建筑面積I部五層，頂高21M，層高42M，II部為六層，頂高231M，12層層高48M，3、4、5層層高為33M，6層層高為36M?？偨ㄖ娣e7834M2。12絕對標高±000相當于絕對標高425044。13結構方案本工程為裝配整體式框架結構，橫向框架梁為預制迭合梁，縱向框架梁，次梁，柱，樓梯等均為現(xiàn)澆。樓蓋除廁所、盥洗、水箱間及二層售飯?zhí)帪楝F(xiàn)澆外，其余均為預制空心板，上有4CM整澆層。墻體為非承重墻，外墻為240M厚普通粘土磚墻，內墻為大孔空心磚墻。施工時橫向預制梁吊裝后再現(xiàn)澆縱向框架梁和次梁。14樓地面水泥砂漿地面用于II部廚房和庫房，教室宿舍等。水磨石地面用于上述以外的其它部位，底層地面墊層為60厚100素混凝土。15頂棚及墻面I部樓梯間為石膏板隔墻，貼白色塑料壁紙。其它頂棚及墻面均為石灰砂漿打底，紙筋灰罩面，噴白灰漿二道。16外墻面為綠色水刷石，局部構件（檐口、陽臺、雨蓬）及凸出墻面壁柱等貼馬賽克。17屋面防水層瀝青膠隔汽層，水泥蛭石保溫層，二氈三油防水層上鋪綠豆砂。2、施工工期、施工工期基礎工程由甲方自己完成。施工單位由000開始，總工期為8個月。從2007年3月1日至同年10月30竣工。3、施工條件、施工條件31地質及環(huán)境條件由勘測報告，土壤為一級大孔性黃土，天然地基承載力為15T/M2，地下水位在地表下67M。

簡介：ORIGINALARTICLEANINTEGRATEDSYSTEMFORULTRAPRECISIONMACHINETOOLDESIGNINCONCEPTUALANDFUNDAMENTALDESIGNSTAGEWANQUNCHEN1THEREFORE,ITISCRITICALTHATTHESUITABLECONCEPTOFTHESTRUCTUREISCHOSENINTHECONCEPTUALANDFUNDAMENTALDESIGNSTAGEPROCESSBECAUSE80OFTHEFINALCOSTANDQUALITYOFAPRODUCTAREDESIGNEDINTHISPHASE10,11THEREFORE,TODESIGNASUITABLEMACHINETOOLSTRUCTUREWITHHIGHSTATIC,DYNAMIC,ANDTHERMALFEATURESISVERYESSENTIALINORDERTOEVALUATETHECONFIGURATIONOFMACHINETOOLS,KONOETAL12DEVELOPEDTHEIWFAXISCONSTRUCTIONKITACK,WHICHCANREALIZETHERIGIDBODYSIMULATIONSANDSIMPLEELASTICBODYSIMULATIONSOFTHEMACHINETOOLERSALETAL13PROPOSEDAMODULARMODELINGAPPROACHFORTHEDESIGNOFRECONFIGURABLEMACHINETOOLSRMTTHESEMODELSCANBEUSEDFORTHEEVALUATION,DESIGN,ANDCONTROLOFTHERMTSERVOAXESPARKANDSOHN14DEVELOPEDANINTEGRATEDDESIGNSYSTEMFORSTRUCTURALDESIGNOFMACHINETOOLSTHESYSTEMISAKNOWLEDGEBASEDDESIGNSYSTEMANDHASTHREEMACHINETOOLSPECIFICFUNCTIONALMODULES,INCLUDINGTHEFOLLOWINGCONFIGURATIONDESIGNANDANALYSIS,STRUCTURALELEMENTDESIGN,ANDSTRUCTURALANALYSISSUPPORTMODULETHESYSTEMMAKESTHEMACHINESTRUCTUREDESIGNQUICKLYANDCONVENIENTLYWOONGETAL15DEVELOPEDANINTELLIGENTSOFTWARESYSTEMWHICHCANSUPPORTEFFICIENTLYANDWANQUNCHENCHWQHITEDUCN1CENTERFORPRECISIONENGINEERING,HARBININSTITUTEOFTECHNOLOGY,HARBIN150001,PEOPLE’SREPUBLICOFCHINA2DEPARTMENTOFDESIGN,MANUFACTURE2?NDTD1TWIJKIISTHEINTEGRATEDRATINGFOROPERATIONFACTORXIINAPARTICULARVALUEOFJFIG2INTEGRATEDDESIGNSYSTEMFIG3THECONFIGURATIONSELECTIONNETWORKINTJADVMANUFTECHNOL

簡介：變電工程課程設計設計說明書錯誤錯誤未定義書簽。未定義書簽。平羅鄉(xiāng)新建變電所的可行性分析1建設的必要性1負荷發(fā)展及預測2工程概況2工程投資估算2主要設備及資金來源2計劃人員編制3負荷統(tǒng)計與計算3負荷分布圖3按每條饋出線為單位進行負荷統(tǒng)計3計算變電站的總容量7主變容量和臺數(shù)的確定7主變容量確定7變壓器臺數(shù)的確定7主接線設計10短路電流計算12系統(tǒng)圖12網絡阻抗圖13短路電流計算14電氣設備選擇16高壓斷路器的選擇16隔離開關的選擇18互感器的選擇19母線的選擇20穿墻套管及絕緣子選擇21所用變壓器的選擇21避雷器的選擇21電氣設備表22接地裝置與防雷保護22保護接地裝置22防雷接地裝置23防雷保護計算2410KV配電線路的設計計算書24導線截面的選擇和校驗25基本參數(shù)25比載計算25計算臨界檔距，并確定控制條件下的控制范圍262落后面貌，提高農業(yè)的抗災能力，預計在3年內要達水田井200眼，菜田電井100眼，還要建中型排水站一座，預計裝機容量可達5500千瓦。為充分發(fā)揮電力在經濟建設中的作用，提高該地區(qū)的農民經濟收入。平羅變電所的建設是非常必要的，也是該地區(qū)群眾所急需的，更是該地區(qū)經濟繁榮發(fā)展的希望所在。負荷發(fā)展及預測負荷發(fā)展及預測根據鄉(xiāng)村工業(yè)發(fā)展和社會主義新農村建設的情況來看，預計鄉(xiāng)村工業(yè)三年內可達1000千瓦，隨著家用電器的普及，預計三年內可增加500千瓦，負荷可達9000千瓦。預計在三年內要打水田井200眼，菜田電井100眼，還要建中型排水站1座，局級裝機容量可達5500千瓦。工程概況工程概況（1）工程地址新建變電所計劃在平羅村南，該地址在用電負荷中心，而且地勢平坦。送電線路計劃在成民線路上“T”接，而且建設方面，10千伏配電線路走向方便合理，便于檢修維護。（2）送電線工程新建66千伏送電線路，距離6公里。（3）變電工程按兩臺63000KVA主變設計，暫設10KV配出線6回。變電所一次采用入口刀閘，兩臺主變66KV側設斷路器保護。（4）土建工程概況1新建高壓配電室及附屬間230M2）新建地區(qū)農電所辦公室300M，運行員宿舍250M。3）新建圍墻400延長米。4）各種開關電器基礎130M。（5）通訊設施1）新建變電所內安自動電話機一部；2）安裝新建變電所與農電局調度聯(lián)系的高頻無線電話分機一部。工程投資估算工程投資估算新建配電線路搭接10KM，總計需投資151萬元（1）送電線工程18萬元；（2）配電工程15萬元；（3）變電所電器材料60萬元；（4）土建工程20萬元；（5）貼費38萬元。主要設備及資金來源主要設備及資金來源（1）資金來源區(qū)鄉(xiāng)二級政府自籌50萬元，市政府撥款100萬元。（2）主要設備來源采取國家調撥及自籌相結合的方式。

簡介：課程設計報告書所屬課程名稱所屬課程名稱單片機原理及應用單片機原理及應用題目基于單片機的交通燈顯示系統(tǒng)基于單片機的交通燈顯示系統(tǒng)分院電信分院電信分院專業(yè)班級專業(yè)班級電子信息工程電子信息工程1班學號學生姓名學生姓名指導教師指導教師20182018年1月1010日第3頁共18頁第1章課程設計內容及要求課程設計內容及要求設計內容及要求如下1、東西干道和南北干道的通行分左行、右行、直行，其中左行、右行固定15秒；直行固定30秒（20分）2、信號燈分綠燈（3種）、紅燈、黃燈，每次綠燈換紅燈時，黃燈亮3秒鐘。（20分）3、東西干道和南北干道交替控制，每次干道綠燈交替時，有3秒鐘所有干道的交通燈都是黃燈閃爍3秒鐘，提示已經進入路口的車輛迅速通過。（20分）4、帶緊急按鈕功能，當緊急按鈕按下時，所有方向均亮起紅燈（10分）5、夜間運行模式按鈕，按下時，所有方向黃燈閃爍；（10分）6、可更在線修改紅綠燈等待間隔時間。（10分）7、實現(xiàn)顯示倒計時功能。（10分）8、其他創(chuàng)新內容。（附加分附加分1010分）圖示

簡介：EDA課程設計報告課程設計報告題目題目循環(huán)八路彩燈設計循環(huán)八路彩燈設計院系班級姓名學號小組成員指導教師2一．設計任務分析一．設計任務分析1設計任務設計任務1彩燈明暗變化節(jié)拍為025S和05S兩種節(jié)拍，可以自動交替運行，也可以采用按鍵是否按下進行切換。2演示花型3種，分別為左移、右移、閃爍。每種花型顯示時間維持1分鐘。3彩燈用發(fā)光二極管LED模擬。4要求系統(tǒng)用兩種節(jié)拍交替循環(huán)顯示3種花型。2任務分析任務分析1該系統(tǒng)的外加信號為時鐘，輸出為8路彩燈信號。彩燈控制器按一定的節(jié)拍改變8路輸出的高低電平，控制彩燈按預定的規(guī)律亮滅，從而顯示一定的花型。根據設計任務，彩燈控制器應包含時鐘電路編碼器和控制電路。時鐘可以采用實驗板上的時鐘信號；編碼器根據花型要求按節(jié)拍產生8位輸出編碼信號，控制彩燈按規(guī)律亮滅；控制電路則應控制編碼器的節(jié)拍脈沖和3種花形的循環(huán)切換，同步整個系統(tǒng)工作。2選擇1HZ時鐘脈沖作為系統(tǒng)時鐘。3025S和05S秒信號由時鐘分頻獲得。4循環(huán)顯示方式自定可以按照左移閃爍右移左移方式顯示，也可以按照其他方式顯示。

簡介：電力電子課程設計三相橋式全控整流電路的研究學生姓名學院自動化工程學院班級電氣工程081學號三相橋式可控整流電路2102322下午10/9/2020目錄內容提要一設計目的及要求和任務二．三相半控整流電路的原理說明三．相晶閘管全控整流電路的保護電路設計方案的選擇與論證四主電路與觸發(fā)電路的同步五．參數(shù)選擇六．總電路圖七設計體會八參考文獻

簡介：CAD/CAE/CAMINTEGRATIONFORINCREASINGTHEACCURACYOFMASKRAPIDPROTOTYPINGSYSTEMYOUMINHUANG,HSIANGYAOLANDEPARTMENTOFMECHANICALENGINEERING,NATIONALTAIWANUNIVERSITYOFSCIENCEANDTECHNOLOGY,43KEELUNGROAD,SECTION4,TAIPEI106,TAIWANRECEIVED5JULY2004ACCEPTED13JANUARY2005AVAILABLEONLINE17MARCH2005ABSTRACTSSTEREOLITHOGRAPHYISARAPIDPROTOTYPINGRPPROCESSTHATUSESPHOTOPOLYMERSASTHERAWMATERIALSFROMWHICHTHEPROTOTYPESAREBUILTTHEPHOTOPOLYMERICRPSYSTEMUSESLASERSOROTHERLIGHTSOURCESTOEXPOSESELECTIVELYTHESURFACEOFTHELIQUIDRESINTHEABSORPTIONOFENERGYCAUSESPHOTOPOLYMERIZATIONTHATCHANGESTHELIQUIDRESININTOASOLID,EXPANDINGTHECUREDVOLUMEEXPANDINGBUTSHRINKINGSIMULTANEOUSLYTHEVOLUMESHRINKAGEANDCURLDISTORTIONOFTHERESINDURINGPHOTOPOLYMERIZATIONARETHEMAINREASONSFORTHEPOORACCURACYOFTHEBUILTPROTOTYPE,ESPECIALLYWHENTHEPARTISHOLLOW,INWHICHCASETHEBENDINGISGREATERBECAUSEOFTHEBENDINGSTRESSANDCANNOTBECOMPENSATEDFORNORMALLY,ADESIGNERBUILDSASUPPORTINTHISSTAGETOLIMITTHEFURTHERBENDINGANDDEFORMATIONOFTHEPROTOTYPEHOWEVER,AFTERTHESUPPORTHASBEENREMOVEDFROMTHEBUILTPROTOTYPE,THEGEOMETRICPROFILEISEASILYDAMAGEDANDDEFORMED,SOTIMEISWASTEDTHISSTUDYINITIALLYUSESDYNAMICFINITEELEMENTSIMULATIONCODETOSIMULATEPHOTOPOLYMERIZATION,TODETERMINETHEDISTORTIONOFTHEOUTERPROFILEOFTHEPARTANDTHUSREDUCETHEDEFORMATIONTHEN,AREVERSEDISTORTIONCORRECTIONISAPPLIEDTOTHEOUTERPROFILEOFTHEPARTANEWREVERSECOMPENSATIONCADMODELISPRODUCEDANDLOADEDINTOARPMACHINEFORPRACTICALPROTOTYPEPROCESSING,TOINCREASETHEACCURACYOFTHEPROCESSFINALLY,THE‘‘H4’’DIAGNOSTICPARTISUSEDASANEXAMPLETOVERIFYTHEEXPERIMENTALRESULTSTHERESULTSOFTHESIMULATIONANDEXPERIMENTONTHEFINALAFTERCOMPENSATIONWEREACCURATE2005ELSEVIERBVALLRIGHTSRESERVEDKEYWORDSCOMPUTERAIDEDENGINEERINGSTEREOLITHOGRAPHYRAPIDPROTOTYPINGFINITEELEMENTMETHODCURLDISTORTION1INTRODUCTIONINDUSTRIALCOMPETITIONHASACCELERATEDTHEDEVELOPMENTOFRAPIDPROTOTYPINGRPSYSTEMSTHEUSEOFRAPIDPROTOTYPINGSYSTEMSCANACCELERATERFAX886227376460EMAILADDRESSESYMHUANGMAILNTUSTEDUTWYMHUANG,LANHFHYMSAHINETNETHYLAN01663615/–SEEFRONTMATTER2005ELSEVIERBVALLRIGHTSRESERVEDDOI101016/JCOMPIND200501002ANDJIANG8,9USEDTHEDYNAMICFINITEELEMENTMETHODDFEMTOSIMULATESTEREOLITHOGRAPHY,BASEDONTHEDYNAMICPROPERTIESOFPHOTOPOLYMERIZATIONMANYOFTHESESTUDIESHAVEFOCUSEDONANALYZINGTHEEFFECTOFCURINGDURINGBUILDUPHOWEVER,ONLYAFEWSTUDIESHAVESOUGHTTOIMPROVECURLDISTORTION,ESPECIALLYWHENTHEBUILTPARTISHOLLOWTHISBENDINGISVERYOBVIOUSANDCANNOTBECOMPENSATEDBYBENDINGSTRESSTHISSTUDYPRESENTSVERIFICATIONANDVALIDATIONMETHODSTOIMPROVETHECURLDISTORTIONUSINGLOWCOSTEQUIPMENTFIRST,THEEQUATIONBASEDONDFEMTHEORY8,9,ISUSEDHEREININNUMERICALSIMULATIONWITHINPUTPARAMETERSTHATCORRESPONDTOAPRACTICALPROCESSESTHEN,THEDISTORTIONOFTHEBUILTPARTSISPREDICTEDSECOND,REVERSEDISTORTIONCOMPENSATIONISUSEDTOPRODUCEANEWCADMODELTHATISBASEDONTHEPREDICTEDDISTORTIONTHIRDLY,THENEWCADMODELISCONVERTEDINTOASTEREOLITHOGRAPHICSTLFILEFINALLY,THISNEWSTLFILEISSENTTOARPMACHINEFORFURTHERPROCESSINGACCORDINGLY,THELOWCOSTMACHINESGREATLYIMPROVETHEACCURACYOFTHEPARTTHEFINALRESULTSOFTHESIMULATIONANDEXPERIMENTARECOMPAREDFIG1SHOWSAFLOWCHARTOFTHISPROCESS2NUMERICALANALYSISAMODIFIEDMATHEMATICALMODELISPROPOSED,BASEDONTHEAFOREMENTIONEDREFERENCEANDEXPERIMENTALYMHUANG,HYLAN/COMPUTERSININDUSTRY562005442–456444FIG3THEFLOWCHARTOFTHESIMULATIONPROCESS

簡介：此文檔是畢業(yè)設計外文翻譯成品（含英文原文中文翻譯），無需調整復雜的格式下載之后直接可用，方便快捷本文價格不貴,也就幾十塊錢一輩子也就一次的事外文標題THEDESIGNANDREALIZATIONOFPECOURSESELECTIONSYSTEMBASEDONB/S/SSTRUCTURETECHNOLOGY外文作者WEIDONGLI，YUKUOWANG文獻出處2018INTERNATIONALCONFERENCEONCOMPUTATIONALANDINFORMATIONSCIENCES如覺得年份太老，可改為近2年，畢竟很多畢業(yè)生都這樣做英文2363單詞，14723字符字符就是印刷符，中文3717漢字。（如果字數(shù)多了，可自行刪減，大多數(shù)學校都是要求選取外文的一部分內容進行翻譯的。）THEDESIGNANDREALIZATIONOFPECOURSESELECTIONSYSTEMBASEDONB/S/SSTRUCTURETECHNOLOGYABSTRACTINORDERTOSOLVETHEPROBLEMSINCOLLEGEPECOURSESELECTIONSUCHASTHEDISORDER,BEINGTIMECONSUMINGANDHARDTOMANAGE,THISPAPER,CONSIDERINGTHESPECIALTYCHARACTERISTICSOFCOLLEGEPECOURSEMANAGEMENT,CONSTRUCTSONLINECOURSESELECTIONSYSTEMBASEDONB/S/SMODEBYADOPTINGASPDYNAMICWEBPAGESTECHNOLOGYCOMBINEDWITHDATABASETECHNOLOGYODBCANDADOTHESYSTEMINCLUDESTHREEFUNCTIONMODULESSTUDENTS’FUNCTIONMODULE,TEACHERS’FUNCTIONMODULEANDADMINISTRATOR’SFUNCTIONMODULE,ANDITREALIZESTHEFUNCTIONSSUCHASINFORMATIONSETTING,INFORMATIONQUERY,INFORMATIONBROWSING,INFORMATIONMODIFICATIONANDINFORMATIONADDITION,ETCMEANWHILE,THISPAPERALSOPUTSEMPHASISONTHEINTRODUCTIONOFVARIOUSFUNCTIONMODULES,SYSTEMSTRUCTURE,KEYTECHNOLOGY,ANDDESIGNOFDATABASEANDTHEREALIZATIONOFSECURITYMECHANISMOFTHESYSTEMAFTERTEST,THISSYSTEMHASTHECHARACTERISTICSOFCONVENIENT,FASTANDSTABLEOPERATION,ANDITHASASTRONGINTERACTIONTHISSYSTEMBASICALLYREALIZESTHEFUNCTIONSSUCHASONLINECOURSESELECTION,COURSESELECTIONMANAGEMENT,ANDCOURSESELECTIONQUERY,ETC,WHICHSATISFIESTHEDEMANDSOFCOLLEGEPETEACHINGINFORMATIZATIONMANAGEMENTTHESYSTEMTAKESADOACTIVEXDATAOBJECTCOMPONENTASDATABASESOLUTION23,BECAUSEADOISALMOSTCOMPATIBLEWITHALLKINDSOFDATABASESYSTEMSINASPPAGES,ADOOBJECTSCANBECALLEDTOREALIZETHEOPERATIONTODATABASE,WHICHACCESSESDATABASETHROUGHODBCORRELEVANTDATABASEENGINETOCGIPROGRAM,ITISMULTITHREADINGANDWHENALARGENUMBEROFCONCURRENTREQUESTSOCCUR,ITCANMAINTAINTHEOPERATIONEFFICIENCYOFTHESERVERCOMPAREDTOISAPI,ITSDEVELOPINGTOOLLANGUAGEISSIMPLE,ITSWORKLOADISLITTLE,ITTAKESLESSSYSTEMRESOURCESANDITSEFFICIENCYISVERYHIGH,BUTBECAUSEISAPIPROCESSANDSERVERPROCESSAREINTHESAMESYSTEMPROCESSSPACE,AVIOLATIONOPERATIONMAYLEADTOTHECOLLAPSEOFTHEWEBSERVER,ESPECIALLYFORPECOURSESELECTIONSYSTEMWHICHISANEWNETWORKAPPLICATIONSOFTWARE,MISTAKECANNOTBEAVOIDEDINOPERATIONTHUS,THEADVANTAGESOFAODSHOULDBEUTILIZEDEASYTOUSE,HIGHSPEED,TAKINGSMALLMEMORYANDDISKSPACEBYCOMBINATIONWITHASP,WEBPAGESCANBESETUPTOPROVIDEDATABASEINFORMATIONANDALLOWVISITORSTOREALIZETHEFUNCTIONSSUCHASQUERYING,INSERTING,UPDATINGANDDELETINGSTATIONSERVERINTHEBROWSERFIGURE2FIGURE2THESYSTEMSTRUCTUREOFASPDATABASEACCESSTECHNOLOGYIIISYSTEMSTRUCTURETHISSYSTEMADOPTSB/S/SSTRUCTURE,WHICHSTANDSFORTHECURRENTDEVELOPMENTTENDENCYOFDATABASEAPPLICATIONSOFTWARETECHNOLOGY4B/S/SSTRUCTUREISTHEINHERITANCEANDDEVELOPMENTOFC/SSTRUCTURE,WHICHISTHEDATABASESYSTEMSTRUCTUREFORMEDINTHEPROCESSOFTHECOMBINATIONOFINTERNETTECHNOLOGYANDDATABASETECHNOLOGYB/S/SSTRUCTUREISBASEDONTCP/IPOPENNETWORKSTANDARDPROTOCOLS,WHICHHAVESTRONGSYSTEMINDEPENDENCEANDPLATFORMINDEPENDENCEITFULLYDISPLAYSTHEHIGHLYEFFICIENTDATASTORAGEANDDATAMANAGEMENTCAPACITYOFDBMSANDAPPLIES

簡介：學號號機械設計課程設計機械設計課程設計題目熱處理車間清洗零件輸送設備的傳動裝置教學院機電工程學院專業(yè)機械設計制造及其自動化班級姓名指導教師指導教師年月日2123456VD計算過程及計算說明計算過程及計算說明一、傳動方案擬定第六組熱處理車間清洗零件輸送設備的傳動裝置工作條件該裝置單向傳送，載荷平穩(wěn)，空載起動，兩班制工作，使用期限5年（每年按300天計算），輸送帶速度容許誤差為±5。（1）原始數(shù)據滾筒直徑D380N；帶速V09M/S；滾筒軸轉矩T950NM。1電動機2V帶傳動3減速器4聯(lián)軸器5滾筒6輸送帶圖1清洗零件輸送設備的傳動裝置運動簡圖V09M/SD380MMT950NM

簡介：此文檔是畢業(yè)設計外文翻譯成品（含英文原文中文翻譯），無需調整復雜的格式下載之后直接可用，方便快捷本文價格不貴,也就幾十塊錢一輩子也就一次的事外文標題INTERNETEDUCATIONPOTENTIALPROBLEMSANDSOLUTIONS外文作者PREETISKARMA,JOKNMALEYEFF文獻出處INTERNATIONALJOURNALOFEDUCATIONALMANAGEMENT,VOL17ISS1PP1925,2018如覺得年份太老，可改為近2年，畢竟很多畢業(yè)生都這樣做英文4524單詞，28185字符字符就是印刷符，中文7102漢字。（如果字數(shù)多了，可自行刪減，大多數(shù)學校都是要求選取外文的一部分內容進行翻譯的。）INTERNETEDUCATIONPOTENTIALPROBLEMSANDSOLUTIONSKEYWORDSINTERNET,EDUCATION,BUSINESSEDUCATION,TECHNOLOGY,ETHICS,INTERPERSONALCOMMUNICATIONSABSTRACTTHEINTERNETHASBEENWELCOMEDBYEDUCATORSASAGREATTOOLFORUSEINTHECLASSROOMORTOCREATEVIRTUALCLASSROOMSITCANBEUSEDTOCONNECTSTUDENTSINDISPARATECOUNTRIESASWELLASANINCREASEINSTUDENTCOMFORTWITHTECHNOLOGYTHISPAPERHIGHLIGHTSSOMEOFTHEUNPLANNEDANDUNANTICIPATEDCONSEQUENCESTHATMIGHTBEENCOUNTEREDASTHEUSEOFTHEINTERNETINEDUCATIONINCREASESTHESECONSEQUENCESAREDISCUSSEDASPOTENTIALPROBLEMS,CATEGORISEDASPROBLEMSOFJUDGEMENT,DISTANCE,ANDETHICSIMPLICATIONSFOREDUCATORSANDADMINISTRATORSAREADDRESSEDBYSUGGESTINGCOURSEDESIGN,PEDAGOGICAL,ANDSTUDENTACTIVITYSOLUTIONSTHEINTERNETSEEMSTOBEAVIRTUALLYPERFECTINSTRUMENTOFEDUCATIONTHATOFFERSTHEUTMOSTCONVENIENCETOSTUDENTSWHILEOFFERINGENDLESSPOSSIBILITIESFORINNOVATIVETEACHINGAPPLEBOME,1999THEINTERNETREACHESNONTRADITIONALSTUDENTS,PROVIDESINTERACTIONWITHINDUSTRYEXPERTSSIEGEL,1996,ANDSEEMSTOPROVIDETHEPANACEAOFASELFPACED,CONVENIENTLEARNINGENVIRONMENTYET,ASNOTEDBYSUTERANDKOPP1998,PROBLEMOFETHICS,SINCETHEINTERNETCANBLURTHELINEBETWEENETHICALANDUNETHICALACTIONSTHEPAPERCONCLUDESWITHADISCUSSIONOFSTRATEGIESTHATEDUCATORSANDADMINISTRATORSCANUSEREGARDINGCOURSEDESIGN,COURSEDELIVERY,ANDSUGGESTEDSTUDENTACTIVITIESTHEPROBLEMOFJUDGEMENTONEPURPOSEOFMANAGEMENTEDUCATIONISTOTEACHSTUDENTSTOMAKESOUNDBUSINESSDECISIONSPARTOFTEACHINGSTUDENTSTOMAKEBETTERDECISIONSINVOLVESIMPROVINGTHEIRJUDGEMENT,WHICHREFERSTOTHECOGNITIVEELEMENTSOFTHEDECISIONMAKINGPROCESSBAZERMAN,1994ANIMPORTANTASPECTOFTHISCOGNITIVEPROCESSISTODETERMINEWHICHINFORMATIONTOUSEINARRIVINGATADECISIONINTHEDAYSBEFORETHEINTERNET,MANAGERSRECEIVEDINFORMATIONONLYFROMALIMITEDNUMBEROFSOURCESINFORMATIONCAMEFROMTHEIRSUPPLIERSORCUSTOMERS,FROMWITHINTHEORGANIZATION,FROMSERVICESTHATABUSINESSMIGHTSUBSCRIBETO,ORFROMSOMEPUBLICSOURCELIKETHEGOVERNMENTORTRADEPUBLICATIONSWITHTHEINTERNET,THENUMBEROFINFORMATIONSOURCESTHATAREEASILYACCESSIBLEHASDRAMATICALLYINCREASED,ALMOSTALLHAVINGAPURCHASEPRICEOFZEROMANAGERS,ASWELLASSTUDENTSBEINGTRAINEDTOBEFUTUREMANAGERS,HAVEBEGUNTOUSETHEINTERNETTOFINDINFORMATIONONALMOSTEVERYSUBJECTBUTTHEINTERNETHASAHUGE,OFTENCONTRADICTORYORSPURIOUS,AMOUNTOFINFORMATIONONSEVERALTOPICSTHISINFORMATIONMAYCONFLICTWITHOTHERREPUTABLEOFFLINESOURCESSUCHASSTANDARDTEXTBOOKSFORINSTANCE,THEINFORMATIONMAYBEINTHEFORMOFATHEORY,DISCREDITEDINTHEOFFLINEWORLDBUTPRESENTEDONANIMPRESSIVEWEBSITEINTHEONLINEWORLDOR,CONSIDERSITESTHATPOSTDATAWITHOUTCHECKINGITSSOURCEDUETOSTAFFLIMITATIONSWHILETHEPROBLEMSOFLEGITIMACYANDACCURACYHAVEALWAYSBEENPRESENT,THESPEEDATWHICHAWIDERAMOUNTOFINFORMATIONISAVAILABLECONVERTSAMINORNUISANCEINTOAMAJORPROBLEMINSHORT,THEREISAPROBLEMOFJUDGINGTHECREDIBILITYOFAWEBSITEESPECIALLYSINCEAPPEARANCEANDIMMEDIACYCANCREATETHEILLUSIONOFACCURACYMANAGEMENTPROFESSIONALSAREESPECIALLYVULNERABLEBECAUSETHEIRJOBINVOLVESEXTRACTINGANDUTILISINGINFORMATIONFROMTHEBUSINESSENVIRONMENTFOREXAMPLE,DECISIONSSUCHASWHICHSUPPLIERTODOBUSINESSWITH,MAYBEMADEBASEDLARGELYONINFORMATIONOBTAINEDOVERTHEWEBANOTHERPOTENTIALDANGERINTEACHINGCOURSESPRIMARILYWITHINTERNETBASEDMATERIALISTHATTHESTUDENTSMAYBEGINTOVIEWTHECOMPUTER,ANDBYEXTENSION,THEINTERNET,ASA