体验人数，直接查student表

mec-web/src/main/java/com/ym/mec/web/controller/ExportController.java

@@ -1282,7 +1282,7 @@ public class ExportController extends BaseController {
         try {
 
             HSSFWorkbook workbook = POIUtil.exportExcel(
-                    new String[]{"分部", "学生", "学生编号", "指导老师","指导老师id", "运营指标", "VIP课", "免费网管课", "付费网管课"},
+                    new String[]{"分部", "学生", "学生编号", "指导老师","指导老师id", "参与运营指标", "有线上VIP课", "参与免费网管课", "有付费网管课"},
                     new String[]{"organName", "studentName", "studentId", "teacherName","teacherId", "operatingTagStr", "vipTimesStr", "freePracticeTimesStr", "buyPracticeTimesStr"}, rows);
             response.setContentType("application/octet-stream");
             response.setHeader("Content-Disposition", "attachment;filename=lender-" + DateUtil.getDate(new Date()) + ".xls");