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64A5401stststk(a)dk(b)dk(c)d(a)d2rmin=-50MPa,34E0.2E=tg5maxmax;max=T/wt,max=Tl/GIP6TT7;810P=60kNACBCBCBC[]=100MPa,[]=50MPa1BCAsin=,BCNN=,p=60kN,2BCd1d2.BQ1Q22C10n=191r/minANA=8kW,BCDNB=3kWNC=1kWND=4kW[]=60MPaG=80GPa1231mB=150···24DABC3Tmax=200·101ABD21ABDAyA=0,MA=0;ByB=0,DMD=0,2RA=12.33kN(),RB=25.67kN()QMQ(KN)M(k·m)310p1=8kNp2=300kNm=6kN•.mL=1.2m,d=11A2N=p2,M=·10CDD=10CD1NcrCD2CDNABN=p5/2[p]=62.2kN101M2y(x)E1BByB=0,R=2