代码如下，求大神看看有什么错误
@;tfHoXD rest chushiyingli
t+iHsCG)> ;;;;;位移和应力清0
HyU: BW;
reset disp
e5>'H!) reset stress
8zD>t~N2C wu A? t $VvgzjrH ;;;;;;第一步开挖
uW(-? delete material 1 2
8ROKfPj;z solve
0D mA3 save 1st
c\1X NPGG =+Fb\HvX{ ;;;;;;第二步开挖
d@$| zr6 reset disp
z{
:; Rb delete material 16 17
3T F_$bd{ solve
*uhQP47B save 2nd
>8"Svt$ q[a\a7U z ;;开挖第三级
%- 540V{q reset disp
BsIF3sS#9 delete material 3 4
B #Ybdp ; struct cable 100.88 0.5 129.91 119.67 0.5 136.75 prop 8 seg 10 tens 4e8
P3&s<mh struct cable 125.33 0.5 131.74 106.54 0.5 124.90 prop 8 seg 10 tens 4e8
MO8}i?u=z ;;;;;;;struct prop 1 area 181e-6 e 98.6e9 yield 5e6 kbond 1.12e8 sbond 1.75e5
d#rr7O struct prop 8 area 5e-4 e 100000 yield 0.55 kbond 15e4 sbond 1e6
I?3b}#&V9 solve
hpF_@n
save 3rd
x o_STLAw n[iwi ;开挖第四级
0\tac/ reset disp
9efDM delete material 18 19
't5 ufAT solve
})/ P[^ save 4th
Cdz&'en^ 0!\C@wnH ;;;;;;第五步开挖
_-_iw&F reset disp
E(r_mF7: delete material 20 21
|q*yuK/ struct cable 143.97 0.5 118.93 125.18 0.5 112.09 prop 8 seg 10 tens 4e8
BV~J*e struct cable 148.57 0.5 115.08 129.77 0.5 108.23 prop 8 seg 10 tens 4e8
@*YF!LdU{M solve
j ~-N2b6z save 5th
F?Lt-a + #Q8_:dPY ;;;;;;第六步开挖
V ke<; k- reset disp
2 ?t@<M ] delete material 22 23
XjG S.&'I struct cable 155.33 0.5 110.97 136.53 0.5 104.13 prop 8 seg 10 tens 4e8
=OH X5:Z struct cable 160.51 0.5 106.77 141.71 0.5 99.93 prop 8 seg 10 tens 4e8
%} `` : solve
\) ~d,M}kK save 6th
0Qt!w( HoGYgye= ;;;;;;第七步开挖
PEf yHf7` reset disp
k: P n.< delete material 24 25
YhN<vZ}U!~ solve
|H?t+Dyn)q save 7th
@|b-X? ` f*o ;;;;;;第8步开挖
"JB4 Uaa reset disp
QRQZ{m delete material 27 30 33 5
*:n ~j9V- struct cable 180.63 0.5 94.72 165.6 0.5 89.24 prop 8 seg 10 tens 4e8
}nd>SK4 struct cable 184.72 0.5 90.77 169.68 0.5 85.3 prop 8 seg 10 tens 4e8
( s3k2Z solve
WO qDW~ save 8th
{=Zy;Er [CJ<$R ! ;;;;;;第9步开挖
JsJP%'^/R reset disp
:0J`4 delete material 26 32 31 7
PK[mf\G\ struct cable 191.40 0.5 86.78 178.24 0.5 82.00 prop 8 seg 10 tens 4e8
~ [ufL25K struct cable 195.73 0.5 83.02 182.57 0.5 78.23 prop 8 seg 10 tens 4e8
a^R?w|zCX solve
k>($[;k|b save 9th
eY<<Hld 第三级开挖结果如下：
i> Q!5 
