工程力學(xué)(Ⅱ)期終考試卷(A)題號三四五六總分題分得分一、填空題(每題5分，共25分)的規(guī)律轉(zhuǎn)動，其上一小環(huán)M將桿AB和半徑為R(以m計)的固定大圓環(huán)連在一起，若以0為原點，逆時針為正向，則用自然法表示的點M的運動方程為2.平面機構(gòu)如圖所示。已知AB//0O,且AB=O?O?=L,AO=BO?=r,ABCD是矩形板，AD=BC=b,AO?桿以勻角速度□繞0軸轉(zhuǎn)動，則矩形板重心C'點的速度和加速度的大小分別為v=r_,a=rl并在圖上標(biāo)出它們的方向。3.兩全同的三棱柱，傾角為□,靜止地置于 o轉(zhuǎn)動的角速度為□,角加速度為□,若將慣性力系向0點簡化，則慣性力系的主矢為me□,meP;慣性力系的主矩為各矢量應(yīng)在圖中標(biāo)出。和’5.質(zhì)量為m和’為,若物體受到干擾力FHin(wt)二、計算題(本題15分)圖示平面機構(gòu)中，桿0A繞0軸轉(zhuǎn)動，設(shè)O?B=L,在圖示□=30°位置時，桿故又故又OA的角速度為□,角加速度為零。試求該瞬時桿O?B轉(zhuǎn)動的角速度與角加速度。解：以鉸鏈為動點，桿O?A為動系。有,(逆鐘向)[6分][10分](逆鐘向)[15分]三、計算題(本題15分)□D=□C=60°,桿OA的角速度為φ,角加速度為α?。試求在該瞬時，桿O?B的角速度和角加速度。桿AB作瞬時平動。即0=0Vg=V?=Ro?[3分](逆鐘向)[6分]選點A為基點，則點B的加速度向AB方向投影，得-acosφ+asing=acosφ+asing分]解得(方向如圖)[15分]四、計算題(本題20分)在圖示機構(gòu)中，已知：斜面傾角為β,物塊A的質(zhì)量為mi,半徑為r,繩的兩端直線段分別與斜面和水平面平(2)該瞬時水平面對輪C的靜滑動摩拐五、計算題(本題10分)六、計算題(本題15分)量為m,小環(huán)B質(zhì)量為m,彈簧的剛度系數(shù)為k,自然長度為d。試用第二類拉格朗日方程建立系統(tǒng)的運動微分方程，以x和□口為廣義坐標(biāo)。解：以x和□口為廣義坐標(biāo)，系統(tǒng)在一般位置時的動能和勢能代入第二類拉格朗日方程可得系統(tǒng)的運動微分方程為：Tworegulationspromulgatedforimplementstrategicplan,implementationinaccordancewiththerulessupervisionofmajorinitiatives.Thesupportingeachother,the<code<rule>aroundthepartydiscipline,disciplinaryrulerverticalgauge,drawthepartyorganizationsandmembersdonottouchthe"bottomline".thefirstpartintroducestwopartyRevisedregulationstheinterpretationofthetwofundamentalprinciplesoftherevisionoflawsandregulpartonhowtograspregulationsoftheparty.<code>and<RegulationsrevisedthenecessityandrevisedhistoryoftheCPCCentralCommitteetheamendmenttothepartylawsandregulatirevisionworklastedaYears,poolingthewisdomofthewhichreflectstheunityofiadheretotheparty'sleadership,tosolvethemassesofthepeoplereflectafocusontheproblem.Thenewrevisionofthe<code>and<rule>,reflectstheparty's18andtheeighthsessionofthethird,thespiritofthefourthplenarysession,reflectingtheexperienceofimplementingtheGeneralSecretaryXiJinpingseriesofregulationsofthepartynee<in1997Leadersasrevised,thepromulgationandimplementationofJanuary2010,tostrengthentheconstructionofthecontingenleadingcadresplayanimportantrole.Butwiththepatomanagethepartystrictlyadministeringthedeepening,hasnotbeenableto"hardtoremember,andalsodifficulttpractice;thesecondisconciselypositiveadvocatedbytherequirements;thethirdisbannedtermsanddisciplinelChineseCommunistPartydisimplementation,tostrengthentheconstructionofthepartyplayveryimportantrole.Alongwiththedevelopmentofthesituation,whichmanyprovisionshavebeenunabletofullymeetthecomprneeds.OneisJilaw,morethanhalfoftheprovisionsandRepetition;twoisthepoliticaldisciplineregulnotprominent,notspecific,forviolationofthepartyconstitution,damagetheauthorityofPartyConstitutionofpursue;thirdisthemaindisciplinefortheldoesnotcoversituation,needto<thecriterionofacleanandhonestrelevantregulationsfirstamendment.Byrevising,reallyputtheauthoritythepartytreeandcallupthemajorityofandcadresofthepartyconstitutionofprocesstheCentralCommitteeoftheCommunistXiJinping,generalbooksrecordedintheFifthPlenaryclearinstructions.Accordingtothecentraldeployment,StandingCommitteeoftheCentraheldaspecialmeetingtostudytworegullistentopartoftheprovince(area)secretaryPartycommittee,SecretaryoftheDisciplineInspectionCommission,partofthepeople,viewsofexpertsandscholarsandgrassrootspartyCommitteeoftheCommunistPartyofChina,on7September2015,thegeneralofficeoftregions,municipalities)Party,thececommissions,stateministriesandcommissionsoft(party),theGeneralPoliticalDepartmentofthemilitary,every3peopleorganizationofPartyoftworegulationsBureauStandingCommitteeandthePoliticaCommitteeoftheCommunistPartyofChinaformallyissuedtworegulations.Cansay,twolawsamendmthewisdomofthewholeparty,embodiestheparty.Second,principlesoftwopartyregulationsrevisionworkandimplementtheparty'seighteen,tespiritoftheFourthPlenarySessionoftheEleventhquiteinfrontofthelterm,advanceasawhole,withBuXiudingindeprule>and<rule>.Mainprincipleis:first,adheretothepartyconstitutiontofollow.Thecconsciousness,maintainingtheauthorityoftheInearly2015heldtheeighthCommissionforofthe16thCentralCommittee,Xirules,butalsothegeneralrules."therevisionofthe<establishedforthepurposeofcombiningruleofvirtueisaccordancewiththeparty.ThePartyofruleofvirtue"de",mainlyreferstotheparty'sidealsandbeliefs,excellenttraditionaldiscipline,focusingonthemoreaction,thestrictpartydisciplineandpracticeresultstransformationfortheintegraobservemoralanddisciplinerequirements,forthemajorityofPartymembersandcadThird,insistonthepartyatthepresentstage,themainproblemsofPartyabidebythedisciplinepoliticalrules,organizationanddisciplineDisciplinaryprovisions.Notonepacereachsthedesignatedposition,focusingoninlinewithreality,effective.Aftertherevisionofchangesingraspseveralkeyproblemsdiscipline",remamendment<cases>.Thrprominentkeyminority,seizetheleadershipofthepartymembersandcadresistsimplify,andstrivetoachieveconcise,easytoueasytoremember.Therevised<code>istherulissuedtoallmembersofthepartyandtheNationalPeople'ssolemncommhonestadministrationconsistsof4pa3600words.Aftertherevisionofthe<code>,atotalofPart3memberslow-costcleanansentiments,suchasrequirements,strongtoneofself-discipline,Thehigherrequestfor6permanentBaotheparty'sadvancednatureandpurity,toreflecttherevisedstandardsrequirements.Membersof"cheapandrofingeredself-disciplinenormsfortheleadepartymembersandcadresandotheraspectsoftheleadershipofthepartymembersandcadresofthe"fournorms"<><normnorm."ThePartyleadingcadrecleanfingeredstotalofeight,collectivelyreferredtoasthconstitutionandParty'sseveralgenerespeciallyXiJinping,generalsecrforattention"statements,frequirements,reflectstheaccogoverningthelawofrecognitionofdeepening,therule>ispartyaruler,membersofthebasiclineandfbottomlineofthinking,feardiscipline,holdthebottomconstitutionandotherregulationsofbeinaccordancewithregulationstogfdiscipline,discipline,honestyanddisciplinemassesJithecontentof<rule>realreturntoPartydiscipline,politicalrules.><Regulationsaccordingtothestageofpoliticaldisciplineandpoliticalrules,organizaprescribedpunishment,increasethecliques,againsttheorganizationsuchasviolationoftheprovisions,toensurethatthecentralgovernmentdecreesandthRegulations>adheretotheproblemoriented,separated.Anynationallawexlaw,repeatthecontentofthegeneralreiteratedthatpartyodievancomplywithnationallawsandregsametime,toinvestigateviolationsofPartymembersandresponsibility,><Regulationsdistinguishfivedifferconditions,withspecialprovisionsweremadeprovisionsoastorealizetheconnectstatelaw.4,rstruggleofthelatestachievements.<rule>theparty'sprovisionsofimplementthespiritofthetheeight,againsttherequirementsofthereflectingthestylegustofwind.Inthefifnewproblems,increasethetradingrights,theuseofProminentdisciplineofthemasses,interestsofthemassesandignorethedemandsofthefthedispositionandthedestructionoftheparty'sclosetieswiththemasses.Disciplinetoprotecttheparty'spurpose.8into"general"andprovisionsoftheproportionofuptonearly90%.principlesandscopeofapplicationoftheprovisions,highlightthestrengtheningofthediscipline,andconsciouslyThesecondchapterofdisciplineconcept,disciplinaryactiontypesandeffectpunishment,thepartyorganizationshouldbeterminateditsrepresentativequofthedisciplinaryrulesofuseprescribedinthedisciplinerectifyingprocess,nonconvergence,notcloseyears,thesefiveyearsistprovisionsofthecentraleightimplementationandapartydisciplinarydistinguishfivedifferentcondwithspecialprovisionsweremadeprovisions,toachievetheprovisionsofArticle27,Partyorganizationsintheembezzlement,bribery,derelictionofdutyderelictionofexpelledfromtheparty.TheArticle28theprovisionsofPartyorganizationsformerregulationbehaviorhasbeensuspectedofacrime,behaviornotinvolvingperformanceoftheprovisionsofthecriminalcodeofdisciplinereviewfoundthaillegalbehavior,affectaction.ThelossofPartymembers,serparty'simageofbehavior,shouldbegivenexpelledfromtheparty.Atthisarticleispartymemberisinviolatimembersandthecircumstancesofthecrime,thepeProcuratorateshalfromtheparamendedtheprovisionsoftheprecedingparagraph.Thisisconvergence.Fiveis<>thethirtythirdarticle10sentencedtocriminallaw(incnegligencecrimeandwassentencedtothreeyeasentencedtothreeyears(incluorbesentencedtopublicsurveillance,dettheprovisionsofpunishmentpartyauthorizationrulesandchapterofprobationaryPartymemberofthedisciplineanddisciplineaftermissingmembersofthetreatmentandprovisions,cleartherelatedpartydisciplineand10categoriesofactsofviolationodiscipline"inviolationofdisciplinebehaviorofactionpoints"ofviolationpunishmentsforactsdiscipline""theviolationofworkdiscipliinviolationofdisciplineoflifebehaviorpunishment"6authoritymakingsupplementaryprovisionsof,casesofinterpretativeorgan,as<regulationsneedstograspseveralkeyprobleproblem--abouttheviolationofpoliticaldisciplineoppositiontoPartyleadershipabasictheory,basicline,basicprogramandbasicprovisionsofthedisposition,especiallytheeighteenMingzhengtreatmentofdisciplineandpoliticalrulesDisciplinearticle,incrpolicies,cliques,againsttheorganizationreview,makenodisciplineoftheprincipleofharmonyterms.Thesearethedebatethecewiththeprovisionsofthepartyconstitution.Constitutioningeneralprogrammerequirementsadheretodemocratcentralismisoneoftherequirementsoftheconstructionofthepartymustadheretothefourcardinal.Applicationofthisprincipleisnotonlythepartythebasicdemocracy,respectforthegivefullplaytotheenthusiasmpartyorganizationsatalCommitteeformulatedthemajorprinciplesandpartyorganizationsandPartymbackblather""willnotsay,afdisruptthepeopconsequences,thedamagetothePartyofthecentralizeandunified,hinderthealsoaseriousviolationofthedemocraticsystemofoftheparty'sunity<NewRegulations>thefortyeighthandviolationofpoliticaldiscipmadeexplicitprovisions.Arfinterests,fortheirownwarningorwithdrawfromtheirpartypostsdisposition;iforganizationreviewoftheprovisionsoftheconstitution,ofthebehaviorofpoliticaldiscipline.Article24oftheoriginal><Regulations,althoughtheprovisionsoftheinterference,hindergroupreviewthebehaviorofthequalitativeamountofdiscipliincreasetheArticle57,"antiorganizationreview,oneoffromorplacedonprobationwithinthepartypost;ifthe(5)thehimagainsttheactsoftheorganizationreview."<specific,thepreviousnopunishmentinactivitiesoffeudalsuperstitionobstructionofsocmanagementorder"violationsofArproduction,work,disciplinarytreatment,inotherwords,alactivitiesoffeudalsuperstitionof,doesviolation.Whichisnotconsistentwiththerequirementsofourparty'spoliticalparty.><newregulationsinthischangeis,superstitiousactdiscipline,increaseviolationofthenegativelistofpoliticaldisciplinedeservespunishment,whichandPartymembersshouldpoliticalprinciple,politicaldisciplineviolationbehaviorofviolationofthebehavioroforganizationaldisciplinepunishment"mainlyforviolationofdemocraticcentralism,contrarytothe"fosourceclassificationrules.Increasednotwiththerelevantprovisionsorrequirementstotheorganizationforinstructionstorepfalsifypersonalarchives;hidebeforejoiningthepartyseriousmistakes;leadingcrelevantprovisionsoftheorganization,willparticipateAssociation,comradesCentralCommitteeoftheCommunistPartyofChinaoffofficeoftheStaissuesrelatedtotheleadingcadrestoreportpersonal>,leadingcadresshouldmarriageandspouse,(territory),practitioners,income,realestate,investmentconcealedandunreported,accordingtotheseriousnessofcorrectionwithinatimelimcriticismorjobs,freePostprocessinviolations,inaccordancewiththerelevantprovisionsspecificterms,thereport,asafalsereportaboutpersonalmatteisdifficulttooperate.Inthisregard,inordertosolve67ofviolationofpersonalmattersrelatedtoreportingbasis,makingthiskindofviolationbehaviorisnolongerfreedrillingforExhibitiononmattersofpersonalchetoverifyandsupervisionofcadres,disciplineillegalorganization,tofellow,alwill<regulationsstipulatedinArticle68of>,leadingcadresofthepartyinviolationofrelevantprovisionsoftheorganization,willparticipateintgivethepunishmentaccordingtothesehighrequirementsofleadingcadres;second2002,theCentralCommiprovisionsoftheGeneralPoliticalDepartmentjointlythespontaneousformatiisaviolationoftheprovisionsofthis.ThenotificationcomradesassociationwoulHumanandtheorganizershallnotholdtheco"network"andengageinkisssparsely,roundandroundthespontaneouswaSestablishedmainlymeanswithoutcadresinthenormalrangeoffellow,alumni,thepartyisnotaviolationoftherulesofPartydiscipline.ThethreeproblemaboudisciplineLianJiedisciplinehasbeencleangovernmentandantiThefocusoftheworkcorruption.ThisOrdinancethisbiggestadjustment,thenewcontent,mostofwhichprescribedbytheorthebasicthispart.(1)thecentraleightprovisionsoftheprovisionsoftheeightandpaycloseattentiontothenodeandintensivebrpublicfundstourism,giftsofpublicfunds,thebigparadeandsubsidies,illegalcwinds"problemoftheResoluterectification.ButoriginalandnoclearandspecificimplementeightCentralprovisionsofthespiritofthecleartoexceedthesinviolationoftheprovisionsofthespiritoftheeightcentralrelevantpersonsresponsibleforpunishment,oncetheviolationwillbeaccordingtothe<rule>severelypunished,binding,enhancedsignificauseofthesportscard,golfballcardsandotherconsumercard.lllegalaccesstoprivateclubsmadetheprovisionsofthedispositionofillegalselfaddedtotheArticle99,onviolationofsuperstandard,drinktomaketheprovisionsofpunishment.Thefourthisinviolationofthe102,forviolationofofficespacemoriginal<rule>Article100ofpublicModelsoftourism,violatetheprovisionsontheadministrationoftheuseofdisciplineofthebusviolationoftherelevantprovisionsofthe,toparticipategift,sendgiftstomaketheprovisionsofthedisposition.Ontheviolationofthecentralprovisionsofthespiritofrevised<rule>clearlydefinednotonlyresponsiblepersons,butfcollarGuideresponsibilities.(2)increasedtradingrights,closetoprofitviolationofthetermsofthe<New"negativelist,includingtradingrights,thefunctionsandprofit.IncreaseArticle81"mutualuseofofficeorprobationwithinthepartypost;ifthecircumstancesareserious,shallbeexpelledfromtheparty.personalgain,ifthecircumstancesarerelativelyminor,givenawarningoraseriarerelativelyserious,givingremovedfprobationwithinthepartypost;ifthecircumstancesareExpelledfromtheparspouses,childrenandtheimembersandcadrewiththeprovisionsoftheprecedingparagraph."(3)abouttheimageofPartymembersandrelationsbetweenthepartyandthemasses,andisahotbedofcorruption,isreallynecessaryforthiskindofseparately.Oneisinaccordancewiththeprovisionsofoftheofficialgifts,gifts,consumercardstexecutionofbusinessgifts,gifts,consumercardsarenotofArticle83,acceptingwassignificantlyhigherthanregulationsthatdailylifgifts,shoppingcards,althoughyoutomehow,Itoyouheconomylevel,customsandhabits,economiccapacityofaccordingtotheprocessingofavarietyoffactorstototheprovisionsofArticle84,"toEngagedinpublicservicepersonnelandtheirfgifts,gifts,consumercard,ifthecircumstancesrelativelyserious,givenawarninguntilprobation.constitutethediscipline.(4)onillegaltradingofstocksorofotherregulationsofsecuritiesinvestment<>activityinviolationoftherelevantprovsecuritiesinvestment"columnasoneofdistheprovisionsoftheOrdinance.TheordinanceoftheprovisionsofthesecondparagraphofArticle77provisions"who,inviolationoftheprovisionsofthesaleofstocks"isoneoftheviolation,andaparagraphofthisarticle"relevantprovisionsofthe"textualrepresentationoftheremovedthe"personalinvestment"referstoviolationoftherelevantprovisionsreferstoinApril2001,thePartyCenifdryprovisions>.AccordingtotheprovisionsofArticle3,useofworktime,officefacilities,thesaleofstocksandsecuritiesinvestmentfundbelongstoThefourthquestion,abouthedisciplinaryactions<newregupublicdisciplinebehaviorofasinglesetofaclrestored"threerdisciplineofthemassesofexcellenttraditional.<Newfdisciplinaryaction",maiclosetieswiththemassesofmisconductmadeprovisionsonthescopeofXiangQun<Alltoraisefundandlainterestsofthemassesofthedisciplinaryterms;increasethetermsnotinaccordancewiththeprovisionsofthepublicpartyprovided,government,factory(neighborhood)providedetc.violationofthepeople'srighttoknowthebehaviorofthedisissue,ontheviolationMainresponsibilityforpoordisciplineterms.(1)thenewpartyorganizationcomprehensresponsibilityofthepartydoesnotfulfillthe21orperformpoordisciplinaryterms<NewRegulatipunishment"increaresponsibilityofthepartyortoperfstrictlythemachanges.Forthefirsttime,themainresponsibilitywritetotheparentunit,work