主题：[求助]代码选择打印机

Dim Book As New XLS.Book(ProjectPath & "Attachments\质量证明书新版.xls")
Dim fl As String = ProjectPath & "Reports\质量证明书新版.xls"
Book.Build() '生成细节区
Book.Save(fl) '保存工作簿
Dim App As New MSExcel.Application
Dim Wb As MSExcel.WorkBook
wb = App.WorkBooks.Open(fl)
Dim Ws As MSExcel.WorkSheet = Wb.WorkSheets(1)
Ws.PrintOut
wb.close
App.Quit

点按钮后自动打印，帮改下代码可以选择打印机，谢谢！