将igs文件导入LT出现以下问题: [0]A-#J
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*** Error (AITX_BLANKED_ENTS) *** g<.Is
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The input file did not contain any supported non blanked independant entities. c"Vp5lo0
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Please check the documentation for a list of supported entities. -C3 [:g
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请教各位是什么原因,如何解决?