... H.5 .10 .7H.5 .10 .8)( 1- iM H.5 .10 .9H.5 .10 .10 )(iM )(oPM H.5 .10 .4Mi-2 = 1 1 1 1/li -11 /li-2Mi -1 = 1 1 1 1/li -1 1/li 1/ li -1 Mi = 1 1 1/ li +11 /li 1 1/li 1/ li 1/ li +1 1/li -1 CƠHỌCKẾTCẤU ... Mi -1 = 1 Mi -1 = 1 H.5.9 .11 )( 1- iM 111 H.5.9 .12 )(iMMi = 1 Mi = 11 1/ li +1 1/ li 1/ li 1/ li +1 Mi +1 = 11 Mi +1 = 1 H.5.9 . 13 )( 1+ iM 1 H.5.9 .14 wi CiCiwi +1 ai ... H.5.2 .32 3m A B C D F E 10 OC 20OC 20OC 20OC 40OC H.5.2 .33 X 1 X23m3mH.5.2 .34 X 1 = 1 1M 3333 H.5.2 .35 1 N 33 X 1 = 133 10 OC CƠHỌCKẾTCẤU II Page...