本帖最后由 highflybird 于 2011-9-19 19:22 编辑
tm20038175 发表于 2011-9-19 19:12 
顺便问下大师关于如下代码:
(setq Mat (UCSMatrix Org xdr ydr))
(vla-TransformBy Obj (vlax-tmatrix ...
 - (vla-GetUCSMatrix
- (vla-item
- (vla-get-UserCoordinateSystems
- (vla-get-ActiveDocument
- (vlax-get-acad-object))) i)) ;;;i --->第i个ucs
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