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 ³oTextBox ¬O±±¨î¤u¨ã½c ©Î ªí³æ ªº±±¨î¶µ
 ½Æ»s¥N½XOption Explicit
Private Sub TextBox1_Change()
    If TextBox1.Value >= 50 And TextBox1.Value <= 100 Then ActiveWindow.Zoom = TextBox1.Value
End Sub
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