6.0T(s)5TgTg0.010.45maxmax2TgTr2maxTTmaxr2()5g10.2HiFevkFviGiGnFvnBL(a)bblLBBmax(b)blBmax(c)blBBmaxL(d)LblBmax(e)B1B1H1H(a)(b)BBHH1B1aB(c)(d)BB1alb1lb2hbc2c1lc2lc1bca1a2lxhclxbcbxbbxln12d12d12d15015015015d12d12d15012d15012d15012d12d2122120.4la1134lnln11ln34ln11ln34ln11ln34ln11ln34ln11ln34ln1.5lala15d0.4laE15d0.4laE0.4laE112d12dlaElaE5d5d5d5dlaElaE23415d15d12d1.5laE1.Acs2.3.0.65Acs4.,hwbfhfhfvvv/2bwbw,lc/2400lc(a)vvv/2vv/2(b)bfbwbf2bfbw2bfbfbwlc300300300vvv/2300lcbwbc2bwhc2bw(c)vvv/2(d)lcbfbwbwbflc300300bwbw400(a)300300300bw(b)bchc(c)1.2laE1.2laE500150laElaE600600laElaE600600laElaElaElaE800800(a)214hbhb/3hb/3200200(b)321L1/4L1/2L1/4L1L2/4L2/2L2/4L2B1B1B2A1A1A2ababbabl2l1150mm150mml1/33000mm3000mml2/3la1la1bb/20.4laElaE0.4laElaElaElaEtfbtwhwtfbhwtwhwhwtfbtwhwtwDtw(a)(b)(c)LBs1s4s3s2LL/3Ls3s2s4s5s6s1−0.6−0.6−0.5−0.5−0.5−0.7−0.7−0.7−0.7−0.50.80.80.80.9L/3LL/30.30.30.60.9L/3L/3-0.50.8-0.6-0.6-0.65-0.650.50.5L/3L/3L/3-0.5-0.5-0.5-0.40.6-0.6-0.60.6-0.80.6LL0.6L-0.5-0.4-0.50.5L0.5L0.8L-0.5-0.5-0.5-0.50.60.80.60.8-0.6-0.6-0.4-0.5-0.5-0.41.0-0.6-0.6L/2LL/2LL/2LL/2LL/2L/2-0.40.8-0.6-0.6-0.6-0.61.0-0.5-0.4-0.5-0.5-0.5LL/2LL2L/3LLLLL/2LL/2LL/2-0.5-0.50.80.8-0.4-0.40.60.6-0.6-0.6-0.5-0.5-0.5-0.5-0.41.0s4s3s5s6s2s1L/2L0.8L0.4LLLs7s11s10s9s8s6s5s4s3s1s12s4HjHiGiGjGnFEkFiFn+FnH1(a)=1p1=1p(b)H22