2).vb文件
Public Sub RBL_WA_SelectedIndexChanged(ByVal Sender As Object, ByVal e As System.EventArgs)
Dim srcRBL As RadioButtonList = CType(Sender, RadioButtonList)
Dim srcCell As TableCell = CType(srcRBL.Parent, TableCell)
Dim srcRow As TableRow = CType(srcCell.Parent, TableRow)
End Sub