代码如下，求大神看看有什么错误
, p r ",= rest chushiyingli
;p)fW/< ;;;;;位移和应力清0
?s: 2~Qlu reset disp
s ,GGO3^ reset stress
BP@Lhii v>m r ]F,v#6qi ;;;;;;第一步开挖
2 lBu"R 6} delete material 1 2
f.u[!T solve
{I" d"'h save 1st
SyR[G*djl (8.|q6Nww ;;;;;;第二步开挖
!rgdOlTR ^ reset disp
*:V"C\`^n delete material 16 17
5nG$6H w solve
&k {1N. save 2nd
3 ?D M
AV Z9 tjo1X ;;开挖第三级
zDof e* reset disp
LgS.%Mn delete material 3 4
9Vv&\m!0 struct cable 100.88 0.5 129.91 119.67 0.5 136.75 prop 8 seg 10 tens 4e8
p \7(IhW@ struct cable 125.33 0.5 131.74 106.54 0.5 124.90 prop 8 seg 10 tens 4e8
.e% B' ;;;;;;;struct prop 1 area 181e-6 e 98.6e9 yield 5e6 kbond 1.12e8 sbond 1.75e5
}!RFX )T struct prop 8 area 5e-4 e 100000 yield 0.55 kbond 15e4 sbond 1e6
0@8EIQxK" solve
_ ;_NM5 save 3rd
$+a2CZs! 6 {tW$q ;开挖第四级
BM]sW:-v reset disp
4*9: delete material 18 19
zi}dQsy6 solve
fdTyY ; save 4th
N{6Lvq [8 Y v jRJ ;;;;;;第五步开挖
AW:WDNQh8n reset disp
Y$?<y delete material 20 21
QK%6Ncv struct cable 143.97 0.5 118.93 125.18 0.5 112.09 prop 8 seg 10 tens 4e8
iw^(3FcP@C struct cable 148.57 0.5 115.08 129.77 0.5 108.23 prop 8 seg 10 tens 4e8
|^E# cI solve
skP 2IMa75 save 5th
Y r^C+Oyg @[4 Tdf ;;;;;;第六步开挖
YWPAc>uw, reset disp
hUy\)GsT delete material 22 23
X6]eQ PN2 struct cable 155.33 0.5 110.97 136.53 0.5 104.13 prop 8 seg 10 tens 4e8
`7zNVYur8 struct cable 160.51 0.5 106.77 141.71 0.5 99.93 prop 8 seg 10 tens 4e8
\[w 82%U solve
y2eeE CS] save 6th
za20Y?)[ e f=LPCi? ;;;;;;第七步开挖
YS5 Pt)? reset disp
QeVM9br)m delete material 24 25
$=GZ"%ED solve
M[R\URu8 save 7th
'WG%O7s. skn`Q>a ;;;;;;第8步开挖
tA2I_W Cl reset disp
T7=~l)I delete material 27 30 33 5
z`D;8x2b struct cable 180.63 0.5 94.72 165.6 0.5 89.24 prop 8 seg 10 tens 4e8
', yY struct cable 184.72 0.5 90.77 169.68 0.5 85.3 prop 8 seg 10 tens 4e8
&dkj T8L$ solve
~cSOni` save 8th
4W9#z~' :8bz+3p ;;;;;;第9步开挖
}*4K]3et$ reset disp
RvF6bIqo delete material 26 32 31 7
7usf^g[dh struct cable 191.40 0.5 86.78 178.24 0.5 82.00 prop 8 seg 10 tens 4e8
\$Nx`d aFi struct cable 195.73 0.5 83.02 182.57 0.5 78.23 prop 8 seg 10 tens 4e8
9ci=]C5o3K solve
)MZQ\8,)] save 9th
FU|c[u|z 第三级开挖结果如下：
Zv*Z^; X9 
