主题：[求助]导出excle怎么合并 项目这列

导出excle怎么合并 项目这列

项目代码不行：

Dim Book As New XLS.Book(ProjectPath & "Attachments\月计划表.xls")
Dim fl As String = "D:\月计划表.xls" '指定目标文件
Book.Build() '生成报表
book.MergeFree = True '自由合并
Book.Save(fl)

Dim Proc As New Process
Proc.File = fl
Proc.Start()