C# Excel 操作

★打开Excel文件＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝＝Microsoft.Office.Interop.Excel.Applicationexcel1=newMicrosoft.Office.Interop.Excel.Application();Workbookworkbook1=excel1.Workbooks.Open(@"E:\aaa.xls",Type.Missing,Type.Missing,Type.Missing,Type.Missing,Type.Missing,Type.Missing,Type.Missing,Type.Missing,Type.Missing,