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02007-2015200711~23236924~28531752.0.53.4.2B0.55.2B233691.RAR20B0R2CR2R2D0R22.ABCD3.tv4.ABCD5.ABCD6.1ABCD7.3N5NA10NB2NC15ND1N8.ABCD9.ABCD10.AJBWCJDW11.2JA2JB2JC2JD2J12.ABCD13.ABCD14.MRmhGA2)(hRMmGB2RMmGC2hMmGDhRMmG15.6J8JA48JB14JC10JD2J216.21A2B4C21D4117.MNMENEAME=NEBMENECMENEDMENE18.IABCD19.BIIF20.ABCD21.hgAgh2Bgh2sinCgh2Dgh22.PQ3APBPQCQDQ23.231112B[1].ABCD232312B[2].ABCD21024.4241112B[1].0.1Wb0.5sV242312B[2].43.2V68.4AV25.60.02s51OABCDsOA=1.50cmAB=1.90cmBC=2.30cmCD=2.70cm.Cm/s32126.632m/s1.5103kg1.2104N412327.6h=500mv=100m/sABx=100mAx0=950mg10m/s2.12AB28.9R1=1mR2=1.6mMNOMm=1kgPMNPMh=1.8mg10m/s2.1M2M3MhNFNFN-h5123456789101112BCCDBCBAABAD1314151617181920212223-123-2AABDCCBDACDD24-1.0.224-2.325.225.0.10.2526.8m/s24s64m27.10sx=v0t=1000mx-x0=1000m-950m=50m100mAB28.16m/s246N322RvmNmg2221)(mvRhmg)(222RhmgRmgNhN22530N=0h=2.4mNh1.6m2008()11~23236924~28531756:23369.1ABCD2ABCD3ABCD44N7NA12NB3NC28ND1N5ABCD6ABCD77ABCD8ABCD9.ABCD102:1A1:2B2:1C1:4D4:111ABCD12v.AsinvBcosvC/sinvD/cosv13PQPQAPBQCD14ABCD15ABCD1620071024.rTA/TrB/2TrC/rTD2/rT817ABCD18ABAEBEABAEBEAABEEBABEECABEEDAEBE19.ABNCNDN20AaBbCcDabc217J28JA30B37C45D6022ABCD23231112B[1]E.2A2EBEC/2ED/4E232312B[2]RA/2RBRC2RD4R9(224425610).24LBI..251aFaF1aF.2amam1am..326627828721.262kg.10Ng10m/s2123s310m.27ACB0.8mAOB.CB0.2m.AB0.1g10m/s2.1AB.2AC10.281kgABB0.25m.8N.AB0.4B0.1..F.2F.g10m/s2.2008()123456789101112DABBDCBDADDB1314151617181920212223CCCDBACADBA1124IBL25aF1am265m/s215m/s2s27212Bmgrmv24m/sBvgr10044s1Bvta2210048m221Bvxa2112mghmv122m/svgh120022s1vta221222m221vxa312826mxxx33163s2xtv1234239stttt.28B1112rad/s0.25gr0T[0,2]AAB222mrmg2244rad/s0.25gr221220.52Tmrmg[2,4]221222240.2526N8NTmrmgBAAA3max13816rad/s10.25Tmgmr22221140.254Nmrmg2210.251Tmrmg[4,6]/NF22-2/rads510108642122009()233691ABCD22008500m101sA4.95m/sB4.95m/sC4.95m/sD4.95m/s3x-t4ABCD5FAFsinBFcosCFtanDFcot60.1kg0.01mg=10m/s2A1N/mB10N/mC100N/mD1000N/m137GFNFNAGFNBGFNCGFNDGFN8F9ABCD105N5mA50JB25JC10JD5J11452008928ABCD12ABCD13AABBBCBD14A7.9km/sB11.2km/sC16.7km/sD24.4km/s15AB14ABCD16ABCD17AB+qAqBABCD18ABFAFBAFAFBBFAFBCFAFBD19202A1/4B1/2C2D421ABCD2215ABCD232m/s0.25mg=10m/s2ABCD(224425610).2424-12525112252241110.1s0.2VWb2423112V11920SAABV160.02ssv-t3m/s32662782872126m=50kgh=10mv0=5m/sg=10m/s212327M=50kgL=3mh=1.8mm=10kgv0=7.5m/s=0.5g=10m/s2121728VAOBOOOOV=45m=0.1kgVl=1.2mFmax=4.5N0.2g=10m/s21213218123456789101112DBDABCACCBAB1314151617181920212223CABDDBACBDD2410.022420.36250.10.46261Ep=mgh=5000J2Ek=2012mv=625J32201122mghmvmvv=15m/s2711mgma215/agms2mgMa221/mgamsM2t2011112xvtat122112xat1xxL11t1=0.5s2s190115/vvatms1210.5/vatms12212hgtt2=0.6s2222222.7xxxvtvtm281fmaxmaxsin45cos45NFfmg2max1cos45sin45NFfmrmax0.2NfF2lr1=10/33.33rad/s2fmaxmaxsin45cos45NFfmg2max2cos45sin45NFfmr2=5rad/smaxsin45cos45NFfmg2maxmax3cos45sin45NFfFmr3=10rad/s20/5/0.061.5/10/radsradsFradsrads10353223111()()22WmrmrW=1.6J202010233691.A.B.C.D.2.A.B.KS5UC.D.3.v-t4ABCD5FFAFFAFFCF=FKS5UD6ABCD7100N80NA20NB80NC120ND180N8ABCKS5UD9201035ABCD2110AKS5UBKS5UCDKS5U11abavbvabA.abvvabB.abvvabC.abvvabD.abvvab12.A.B.C.KS5UD.13.1hm2hABBA.2mghKS5UB.12mg(hh)C.2mghD.12mg(hh)14ABCDKS5U15ABCD16A1FB2FKS5UC3FD4F1722ABKS5UCD18KS5U1990ABCDKS5U2021ABCD22ABCD2323.2kg030g=10m/s2A.196JKS5UB.34JC.56JD.0KS5U.22442561024.24-125.P125-1ABOA_____OO225-2F1F2FF---_________--________-2432662772882126.21m=20kgt=20sx=30mg=10m/s212327.m=2.0kg=0.5ABABx=1.0mg=1.m/2s(1)(2)A3AB28.LOmO25v1F2Oh;3(2)Ohl32hl26123456789101112CDDACCABCCBA1314151617181920212223DADBDABADBB24-15025024-2566000252.426.1NmgG2002smtxv/5.13221atx22/15.02smtxa17.1NmgFf102JmgxEP10328.1lvmmgF2lvmmgF22t221gtlhvtxv2221212mvvmmglt221tglhtvxxxlgvh223mglvmmg2glv272221212mvvmmglglv52lgvh22lh232011()233691ABCD2BAABBCCD3ABCABC11~23236924~285317520.5342B0.552B28D4xtABCD5F1F2AF1F2BF1F2CF1DF26PQPQAPBQCD7ABCD8hmHAmghmg(H-h)Bmghmg(H+h)C-mghmg(H-h)D-mghmg(H+h)9ABCD10AaBbCcDabc11ABCDabcQP0t0t0t0txx2912MP1P2P3ABCD13ABABEEABAFBFAFBFABAFFBBAFFCBAFFDAFBF14RrABCD15ABCD16ABCD17ABCD18ABCD19mmABCD20AABACBCRrACB30060030ABCABACDAC21ABCD22m0A()Amghmo221Bmghmo221C)(212hHmgmoD221om23(224425610)24Em251ABCD231112AB2CD23231I2IAIB2ICDm0HhAGNS3120.02s51OABCDsOA=1.50cmAB=1.90cmBC=2.30cmCD=2.70cmCm/s32662772882126300kg0.5m/sh1m/s2g10m/s2)1t2h27L=5mm=1.0103kg2m/sg10m/s21F2F28m50kgAL5.0mH10.0mO37COCx4.8mDOACDA0OBsin37=0.6cos37=0.8g=10m/s21BB2AEk30AOBCDHOLAxBCD0/ms-1x/m0L32CxA0x0x2011()123456789101112CBDBBCADBACA1314151617181920212223-123-2ACDBDDBBDDBA24mg/E2251D220.1110.252261at0t=a0=0.5s2221athh=0.125m12271F=mg=104N2Fmg=Lm2F=mg+L2=1.08104N3332281BD221gtLHtxBB=4.8m/s2ABmghAB=221BmEk(1cos)ABhLEk=76J3OB221Bm2021m=mg(HLcos370h)x=ghB2x220=20x012220120/ms-1x/m0200=x3411232369245317520.5342B2B52B233691ABCD2ABCD3A4.3km,4.3kmB4.3km0C0.4.3kmD0O410s50m/sA.0.2m/s2B.1m/s2C.2.5m/s2D.5m/s2535ABCD6ABCD7FdA.FsinaB.FcosaC.F/sinaD.F/cosa89mvA0.5mvBmvC0.5mv2Dmv210ABCD11.ABCD12.201222511mhMRGAmMGhBmMGRhC2mMGhD2()mMGRh13.ABCD14.4m/s3m/sA.1m/sB.4m/sC.5m/sD.7m/s15.7.9km/s11.2km/sABCD16.ABAABCD17.+3Q-QA+3QB+2QC+QD-Q18.3719.vFAFBFCD20.ABBABBABABBBBABBCBABBDBABB21.ABABCD22.ABmAmBrArBAWAWB