五.利用应力边界条件确定常数 o=B+EcOS 29=+cos 2o Fa=B-Ecos 20=P-P cos 20 2 22 Iod=- Esin 20=sin 2o 得出待定常数B、EBP,E=P 又有条件=F 0 0=0 D p G 2++(-2++4)cos2=0 D G +-4)sn2=0 2r22五. 利用应力边界条件确定常数 得出待定常数B、E cos 2 2 1 = B + E cos 2 2 2 p p = + cos 2 2 1 = B − E cos 2 2 2 p p = − sin 2 2 1 = − E sin 2 2 p = − E p p B = , = 2 又有条件 = r = 0 = 0 ) cos 2 0 2 ( 2 2 2 4 = − + + + + = r p G r p D r A )sin 2 0 2 2 ( 2 4 = − + = r p G r D