将igs文件导入LT出现以下问题: M%LwC/h:,
T{kwy3
*** Error (AITX_BLANKED_ENTS) *** @MVZy
Rf$6}F
The input file did not contain any supported non blanked independant entities. $e,!fB;B
[?(W7
Please check the documentation for a list of supported entities. uy28=BE
%=>xzP(z
请教各位是什么原因,如何解决?