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        Dim appPPT As PowerPoint.Application
        Dim ppt As PowerPoint.Presentation
        Dim strFileName As String
        strFileName = "F:/JPing/µÚ°ËÕ 2Æ«µ¼Êý.ppt"
        appPPT = New PowerPoint.Application
        ppt = appPPT.Presentations.Open(strFileName)
        ppt.SaveAs("F:/JPing/µÚ°ËÕ 2Æ«µ¼Êý.ppt")
        ppt.Close()
        appPPT.Quit()

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