ansys如何使用section

fini
/clea
/filname,071129
/title,bjm ！自定义变截面梁
/prep7
et,1,82

k,1,-0.3, !生成内横梁边截面1
k,2,-0.3,0.74
k,3,-0.6,0.74+0.3
k,4,-0.6,0.74+0.3+0.3
k,5,-0.3,0.74+0.3+0.3
k,6,-0.3,0.74+0.3+0.3+0.26
k,7,0.3,0.74+0.3+0.3+0.26
k,8,0.3,0.74+0.3+0.3
k,9,0.6,0.74+0.3+0.3
k,10,0.6,0.74+0.3
k,11,0.3,0.74
k,12,0.3,

a,1,2,3,4,5,6,7,8,9,10,11,12

lsel,all
lesize,all,0,,5
amesh,all
secwrite,d,sect,,1
sectype,1,beam,mesh,
secoffset,cent,,,
secread,'d','sect',,mesh
asel,all
aclear,all
adele,all,,,1

k,1,-0.3, !生成内横梁跨中截面2
k,2,-0.3,0.849
k,3,-0.6,0.849+0.3
k,4,-0.6,0.849+0.3+0.3
k,5,-0.3,0.849+0.3+0.3
k,6,-0.3,0.849+0.3+0.3+0.26
k,7,0.3,0.849+0.3+0.3+0.26
k,8,0.3,0.849+0.3+0.3
k,9,0.6,0.849+0.3+0.3
k,10,0.6,0.849+0