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µ±Ç°sheetÃû³Æ:
showmessage(excelapp.activesheet.name);
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excelapp.activesheet.name:='new name';

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for i := 1 to excelapp.worksheets.count do excelapp.worksheets[i].name:='new name';



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  MainFrm.ExcelWorkbook1.ConnectTo(MainFrm.ExcelApplication1.Workbooks[1]);
  MainFrm.ExcelWorksheet1.ConnectTo(MainFrm.ExcelWorkbook1.Worksheets[1] as _Worksheet);
  S£º=MainFrm.ExcelWorksheet1.Name;                                   
 

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    case wParam of
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