1、20a1212hEHKHa22a22coscoscoscoscoscoscosK201a11212hEHKHH12201a11212hEHHKHHB3a0033 2EhHHZhHH10110133 2EhHHZhHB301101323 2EhHHHHZhHHxE032HhBBf032cxHhBBfKEcx320K EBBf HhxEcxy323-0.5tanK EfEBBf HB 332ycx0.5tanHBBBfE fKE112BmHH0FF2123022313262HBBBFHBBHFB0c22HFfKH0H123c0H310.524BfHBBK3123c0.5tan14HBfBBBK12

2、33BBBBBjc00aMhA bRc01 0.5A gaRRgRj00.05 RQhb0013111111h112222hhhhhQBBB000h111112313h111232623hhhhhhhMBx2HH0acos0.5cosiiiiiQEEHHhK22a0a1coscos232iiiiiHHMH Kh K H31233310h32B3tan22siniiiiBBQBHhhBE103h3233B33123232tan3sin63iiiEBiHhBhBMEZBB123452WWWWWW130tanWHBh2h3Wh333sinBWEB4h32sinWEB15232.4MWB3W2p112

3、iMl 2112MWl 2p120iMl2120MWl0110.03hHMH l 0110.034hHMH l 10.3 0.5lH22pp11122iiMll0.416lll iH0aw0.5cosiHiiQHHhKS20aw13cos6iHiiWHHhKS8 6bll0.3mb 2112iiHbbBH6m 1m 0.3m 320kN/m0300.4f 0D30320kN/m0300D30ueTdL uueTDLtanc0tancKhuTFQ112212u1122dZLZLZZTDdZDdZq Sd9qcd6qkcu21 1222TD LD L2max18Mqlmax12QqltH42112

4、pp22211RRm qm qEIEAHIRn RKA EI AB0sinRRqRt22211l tl tHIRn RKA EIxp0coscosMMHRxpcossinNHPxpsincosQHP 2p0sin2MqRxqx0sinsinxRRpsinPqR222p0sinsin2MqRARBR00acosph K LH0acosphH K L0H12EppH3A2E ZlRlBARER22A0 1A011126Mp lppl 22BB 3HB31123Mp lppl H022ABA101126ppxMRxlp xxHA+A0112Qppl A-A+AQQRB+AB01212QRppllB-

5、B+BQQR1111111126iiiiiiiiiiiiiiillllBAMMMIIIIII 1111126iiiiiiiiiMlMllMlBA iiiiaBl1111iiiibAlAB2plRR22xplxMxpx00233dd224612llxx lplxMxxpxxplppxxl324pABlABBABARBR2A1 116Mpl A 2B23C 3BC26M lMllM lBA B 3C 3C26M lM lB A 2BCCB23212643M lBABMll 2A1 116Mpl B 3CC362M lBMl 0ABA2xxxMMMMMl02212122121112626xppxMp

6、pl xp xxlA122126RpplB122126Rppl02212122121112626xppxMppl xp xxlA+1 112Qpl A-122BA21126QpplMMlB+122BA21126QpplMMl B-233CB31126QpplMMlC+233CB31126QpplMMl AA-A+RQQBB-B+RQQCC+RQ hatansiniiNRabHE NabaE00max2DDcos6RMahahmaxh hKmax 0cosRl a 0cosRlapcosRN pggKNAR0Q1pyykNA f pekNLdupekNLD e4mL e5mL rh1h1ahtantantanEWEE1hhhahrhtan tanETTEEhsh1.5 2.0TKNWaERT1ERTWaE1ETRWaE1ETRWaERT1ERT aEW WaE1ETRWaERT1ERT WaE1ETRWaERT1ERT aE W (BC)h(BC)1hTKN(BF)h(BF)1h2hTKNN(BC)h(BC)1hTKN(BF)h(BF)1h2hTKNN(BC)h(BC)1hTKN(BF)h(B