diff --git a/java/src/main/java/com/yfd/platform/modules/experimentalData/service/impl/TsFilesServiceImpl.java b/java/src/main/java/com/yfd/platform/modules/experimentalData/service/impl/TsFilesServiceImpl.java
index ffdf559..1132d46 100644
--- a/java/src/main/java/com/yfd/platform/modules/experimentalData/service/impl/TsFilesServiceImpl.java
+++ b/java/src/main/java/com/yfd/platform/modules/experimentalData/service/impl/TsFilesServiceImpl.java
@@ -5461,8 +5461,12 @@ public class TsFilesServiceImpl extends ServiceImpl<TsFilesMapper, TsFiles> impl
                             // 假设 UtcTime 是 String 类型，首先转换为 double 类型
                             double time1 = Double.parseDouble(data1.getUtcTime());  // 如果 getUtcTime() 返回 String 类型
                             double time2 = Double.parseDouble(data2.getUtcTime());  // 如果 getUtcTime() 返回 String 类型
+                            // 保留小数点后六位
+                            double formattedTime1 = Double.parseDouble(String.format("%.6f", time1));
+                            double formattedTime2 = Double.parseDouble(String.format("%.6f", time2));
+
                             // 计算差值
-                            double diff = time2 - time1;
+                            double diff = formattedTime2 - formattedTime1;
                             // 确保差值不为零，以避免除以零错误
                             if (diff != 0) {
                                  result =  (int) Math.floor(1 / diff);