大家看看这个滞回分析有什么问题

wishes188

这是书上的一个例题,我照它的命令流做下来还是得不到它的结果,请大家看看是什么问题(书用的是9.0而我用的是8.1应该不是版本的问题吧)
finish
/clear,all
/verify
/prep7
et,1,shell181
r,1,12,,,,,
mp,ex,1,2.06e5
mp,nuxy,1,0.3
tb,bkin,1,1,2,1
tbdata,,310,0
k,1,54,0,0
k,2,-54,0,0
k,3,54,0,1000
k,4,-54,0,1000
a,1,2,4,3
aesize,all,27
mshape,0,2d
amesh,all
nsel,s,loc,z,0
d,all,all,0
allsell,all
outpr,basic,all
outres,all
d,46,ux,60
time,1
autots,on
nsubst,10,,,1
kbc,0
lswrite,01
d,46,ux,-60
time,3
autots,on
nsubst,20,,,1
kbc,0
lswrits,02
d,46,ux,60
time,5
autots,on
nsubst,20,,,1
kbc,0
lswrits,03
d,46,ux,-60
time,7
autots,on
nsubst,20,,,1
kbc,0
lswrits,04
finish
save
/solu
lssolve,1,4,1
finish
/post26
nsol,2,46,u,x
rforce,3,46,f,x
xvar,2
plvar,3,,,,,,,,,,

inkey

在精华贴有个滞回分析是好的例子的