Excel interop:保存工作簿，不显示保存对话框。

I have to create a console application that exports a dataset to Excel. I've tried googling and looking at posts on this topic but haven't really found what I'm looking for. The problem is that it shouldn't pop up the save window, it should automatically create the excel file. So far I have the following code, but I don't know how to make it save automatically. Would appreciate any help.I have to create a console application that exp