将igs文件导入LT出现以下问题: |nB2X;K5~
~c+0SuJ
*** Error (AITX_BLANKED_ENTS) *** lQldW|S>
x# 0(CcKK
The input file did not contain any supported non blanked independant entities. ^b'|`R+~}
]7Tjt A.\q
Please check the documentation for a list of supported entities.
Kt9:V,
!XQG1!|ww
请教各位是什么原因,如何解决?