主题：复制粘贴EXCEL单元格，每粘贴一行，单元格内有几行（单元格内换行）会多出来几行空行是什么原因？

1、测试的excel文件发上来。

2、具体说明赋值哪些数据，粘贴到哪些列出问题。截图说明。

'
'粘贴带有换行的EXCEL单元格
If e.control = True AndAlso e.keycode = keys.v Then
    '执行代码
    Dim str As String = ClipBoard.GetText
    Dim nstr As String = ""
    Dim tempstr As String = ""
    Dim flag As Boolean = False
    For i As Integer = 0 To str.length - 1
        If str(i) = """" Then
            If i = 0 OrElse str(i-1) = chr(9) OrElse str(i-1) = chr(10) Then '开始
                flag = True
            ElseIf i = str.length-1 OrElse str(i+1) = chr(9) OrElse str(i+1) = chr(13) Then '结束
                tempstr = tempstr.Replace(chr(13), "")
                nstr &= tempstr
                tempstr = ""
                flag = False
            End If
        End If
        If flag = True Then
            tempstr &= str(i)
        Else
            nstr &= str(i)
        End If
    Next
    ClipBoard.SetText(nstr.replace("""", ""))
    str = ClipBoard.GetText
    Dim nr As Integer = str.Replace(vblf,"").Trim(vbcr).Split(vbcr).Length + (e.Table.RowSel) - e.Table.Rows.Count
    Dim k = e.Table.Rowsel
    Dim j = e.Table.Colsel
    If nr > 0 Then
        e.Table.AddNew(nr)
        e.Table.Select(k, J)
    End If
End If