在做矩形薄板做模态分板时:板60*100*2(mm),网格最小尺寸4mm.其中一模态作图如下:
[img]file:///C:\Documents and Settings\Administrator\Application Data\Tencent\Users\407145501\QQ\WinTemp\RichOle\I$AYG`66TDSKFR[PZW4R{}5.jpg[/img][img]file:///C:\Documents and Settings\Administrator\Application Data\Tencent\Users\407145501\QQ\WinTemp\RichOle\I$AYG`66TDSKFR[PZW4R{}5.jpg[/img]背过看是这样: