将igs文件导入LT出现以下问题: 5uAUi=XA>S
8eDKN9kq
*** Error (AITX_BLANKED_ENTS) *** =vD}O@tN
# n\|Q\W
The input file did not contain any supported non blanked independant entities. ;/~%D(
/8[T2Z!
Please check the documentation for a list of supported entities. [E:-$R
"o>` Y
请教各位是什么原因,如何解决?