求大神們幫忙看看這個有什么錯誤，為啥不是封閉的？ W tHJG5  
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SURFACE                                   m({q<&]Qp  
  OPTICAL Z -5 3.472 0 RECTANGLE 2     8bO+[" c  
  OBJECT 'LENSARRAY1.FP' bn5O2  
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SURFACE vv<\LN0  
  OPTICAL Z 3 -3.472 0 RECT 2                                 a|#pl!  
  OBJECT 'EIA'         P4c3kO0  
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SURFACE                                   :(tK
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  TUBE Z -7 2 2 5 2 2 1 OYn5k6  
  OBJECT 'LENSARRAY1_TUBE' 7!FiPH~kM  
  BOUNDS +.3 -.2