diff --git a/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/DateUtils.java b/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/DateUtils.java
index d8dba299..2a58e03f 100644
--- a/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/DateUtils.java
+++ b/jeecg-boot-base-core/src/main/java/org/jeecg/common/util/DateUtils.java
@@ -205,6 +205,26 @@ public class DateUtils extends PropertyEditorSupport {
         }
         return sformat.format(nowDate);
     }
+    /**
+     * 时间字符串格式转换
+     * @param date 时间字符串
+     * @param sourceFormat 字符串原有格式
+     * @param targetFormat 需要转换成的格式
+     * @return 字符串
+     */
+    public static  String dateformat(String date,String sourceFormat,String targetFormat)
+    {
+        SimpleDateFormat sformat = new SimpleDateFormat(sourceFormat);
+        Date nowDate = null;
+        try {
+            nowDate = sformat.parse(date);
+            sformat=new SimpleDateFormat(targetFormat);
+        } catch (ParseException e) {
+            // TODO Auto-generated catch block
+            e.printStackTrace();
+        }
+        return sformat.format(nowDate);
+    }
 
     /**
      * 日期转换为字符串
diff --git a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/mapper/xml/SpectrumAnalysisMapper.xml b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/mapper/xml/SpectrumAnalysisMapper.xml
index 42cb2d02..5574b66d 100644
--- a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/mapper/xml/SpectrumAnalysisMapper.xml
+++ b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/mapper/xml/SpectrumAnalysisMapper.xml
@@ -99,10 +99,10 @@
             </if>
         </where>
         <if test=" orderField != 'createTime' and orderField != '' and orderField != null and orderType != '' and orderType != null ">
-            ORDER BY ${orderField} ${orderType}
+            ORDER BY ${orderField} ${orderType},acquisitionRealSec DESC
         </if>
         <if test=" orderField == 'createTime' or orderField == '' or orderField == null or orderType == '' or orderType == null ">
-            ORDER BY collectStop DESC
+            ORDER BY collectStop DESC,acquisitionRealSec DESC
         </if>
     </select>
 
diff --git a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SelfStationServiceImpl.java b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SelfStationServiceImpl.java
index 3728f988..e77d5b93 100644
--- a/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SelfStationServiceImpl.java
+++ b/jeecg-module-spectrum-analysis/src/main/java/org/jeecg/modules/service/impl/SelfStationServiceImpl.java
@@ -2333,6 +2333,9 @@ public class SelfStationServiceImpl extends AbstractLogOrReport implements ISelf
             long gChannels = struct.g_channels;
             long[][] hCounts = struct.h_count_arr;
             int bRecordCount = struct.b_record_count;
+            String acqStartTime = String.format("%s %s", struct.acquisition_start_date, struct.acquisition_start_time);
+            String acqStartTimeFormat = DateUtils.dateformat(acqStartTime, "yyyy/MM/dd HH:mm:ss.S", "yyyy-MM-dd HH:mm:ss");
+            map.put("acqStartTime", acqStartTimeFormat);
             //散点图坐标点关联beta部分相关数据
             List<List<Double>> betaEnergyList = new LinkedList<>();
             List<Double> betaParam = EnergySpectrumHandler.GetFileFittingPara(bChannel, bElectronEnergy);