diff --git a/app/controllers/managements_controller.rb b/app/controllers/managements_controller.rb
index b24d1254..5e465ece 100644
--- a/app/controllers/managements_controller.rb
+++ b/app/controllers/managements_controller.rb
@@ -4097,7 +4097,7 @@ end
     book = Spreadsheet::Workbook.new
     sheet1 = book.create_worksheet :name => "已发布实训课程"
     count_row = 2
-    sheet1.row(1).concat(["", "地址", "实训课程名称","章节名称", "实训组成", "关卡数", "状态", "更新时间"])
+    sheet1.row(1).concat(["", "地址", "实训课程名称","章节名称", "实训组成", "关卡数", "状态", "课程等级", "更新时间", "发布时间", ])
     Rails.logger.warn("##########subjects:#{subjects.count}")
     subjects.each do |subject|
       sheet1[count_row,1] = "paths/"+subject.id.to_s
@@ -4111,19 +4111,25 @@ end
               sheet1[count_row,5] = shixun.challenges.count
               sheet1[count_row,6] = shixun.shixun_status
               if s_index == 0 && index == 0
-                sheet1[count_row,7] = format_time subject.updated_at
+                sheet1[count_row,7] = subject.subject_level_system.try(:name) || "--"
+                sheet1[count_row,8] = format_time subject.updated_at
+                sheet1[count_row,9] = format_time subject.publish_time
               end
               count_row += 1
             end
           else
             if s_index == 0
-              sheet1[count_row,7] = format_time subject.updated_at
+              sheet1[count_row,7] = subject.subject_level_system.try(:name) || "--"
+              sheet1[count_row,8] = format_time subject.updated_at
+              sheet1[count_row,9] = format_time subject.publish_time
             end
             count_row += 1
           end
         end
       else
-        sheet1[count_row,7] = format_time subject.updated_at
+        sheet1[count_row,7] = subject.subject_level_system.try(:name) || "--"
+        sheet1[count_row,8] = format_time subject.updated_at
+        sheet1[count_row,9] = format_time subject.publish_time
         count_row += 1
       end
     end
diff --git a/app/models/subject.rb b/app/models/subject.rb
index bd92c39c..59e84ee3 100644
--- a/app/models/subject.rb
+++ b/app/models/subject.rb
@@ -18,7 +18,7 @@ class Subject < ActiveRecord::Base
   has_many :tidings, :as => :container, :dependent => :destroy
   belongs_to :repertoire
   belongs_to :user
-  has_one :subject_level_system
+  belongs_to :subject_level_system
 
   scope :visible, lambda{where(status: 2)}