solidworks为什么变行曲面能预览但不显示？

自由飞翔FG

求帮助！！！ file:///C:/Documents%20and%20Settings/Administrator/Application%20Data/Tencent/Users/250183862/QQ/WinTemp/RichOle/(ANAGI$NJPF8QR4}0P}I)61.jpg 预览的时候
) [* l) m: C8 {" Q  Xfile:///C:/Documents%20and%20Settings/Administrator/Application%20Data/Tencent/Users/250183862/QQ/WinTemp/RichOle/(0BDAS{L%HACJ%Y$0X]2S3E.jpg
% A) H  Z' S& @

, W6 N' R- u/ D1 b- @