private void button1_Click(object sender, RoutedEventArgs e)
{
string[] Str = { "入账编号", "经费来源", "项目编号", "金额", "经办人", "入账时间",
"备注", "项目编号", "项目名称", "项目标记" };
TableToOutLayIn.ExportExcel("select * from OutlayIn", Str, "入账表格.xlsx");
}
