静定刚架内力3-1简支刚架——熟练、准确Example2aaaPABCVB=P/2VA=P/2HA=P解:=7P/4VA=3P/4HB=2PABC2PPl/2l/2llExample解::HC=26kNHB=6kNVA=8kN2m2m2m3m3m5kN/mABCD8kN268N图(kN)268Q图(kN)2665224M图(kNm)521212解:3m1m2m4mACDB2kN/mHB=0VA=12kN12kNmExample12N图(kN)Q图(kN)481216M图(kNm)4481241612校核满足:P00P2l2l2lllPN图PQ图PPLPLM图Example解:qlql0qP=qlll/2l/2lqlN图qlQ图qlM图qlql2/2ql2/2ql2/8Example解:
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