问无法在VBA中创建Acrobat.AcroPDDoc对象

EN

Dim AC_PD As Acrobat.AcroPDDoc              'access pdf file
Dim AC_Hi As Acrobat.AcroHiliteList         'set selection word count
Dim AC_PG As Acrobat.AcroPDPage             'get the particular page
Dim AC_PGTxt As Acrobat.AcroPDTextSelect    'get the text of selection area

Dim WS_PDF As Worksheet
Dim RW_Ct As Long                           'row count
Dim Col_Num As Integer                      'column count
Dim Li_Row As Long                          'Maximum rows limit for one column
Dim Yes_Fir As Boolean                      'to identify beginning of page

Li_Row = Rows.Count


Set AC_PD = New Acrobat.AcroPDDoc
Set AC_Hi = New Acrobat.AcroHiliteList