diff --git a/handheld.py b/handheld.py
index 12154db..433b7eb 100644
--- a/handheld.py
+++ b/handheld.py
@@ -500,7 +500,7 @@ class Handheld(object):
         # self.output_path  定位到 /data/output 目录？
         self.output_path = OUTPUT_DIR.joinpath(  self.ymdhms)
 
-        log.debug(f"current_measure_time: {self.current_measure_time}", __name__, "dealOneMeasurement_Handheld")
+        log.warning(f"current_measure_time: {self.current_measure_time}", __name__, "dealOneMeasurement_Handheld")
         
         self.hhb.readFile2Buf(sensor_path)
         log.debug(f"buf: {self.hhb.get_buf_size()}", __name__, "dealOneMeasurement_Handheld")
@@ -526,8 +526,9 @@ class Handheld(object):
         # 分组进行处理
         for i in range(group_num):
             self.current_group_num =  i
-            # 重设当前测量时间
-            self.current_measure_time = ""
+            # 重设当前测量时间 ,measurement_interval 间隔为s
+            self.real_time = self.get_current_time_by_i_interval( i,self.measurement_interval) 
+            log.warning(f" real time ->  {self.real_time}")
             self.res = {}
             tmp_before_avg = []
             for j in range( self.measurement_repeat ):
@@ -543,6 +544,11 @@ class Handheld(object):
             path_info_txt = self.output_path.joinpath( "info.txt" )      
             self.save_dict_to_file( self.info_dict, path_info_txt ) 
  
+    def get_current_time_by_i_interval(self,  i, interval):
+        self.my_time.setCurrentTimeStr(self.current_measure_time)
+        self.my_time.timeDelta(seconds=i*interval)
+        return self.my_time.cur_time_str
+        pass
 
     def dealOneGroup(self,  ):
             # 分组，并获得平均值， 255个未插值结果 (依据 measurement_interval measurement_repeat)
@@ -580,7 +586,7 @@ class Handheld(object):
                 + str(self.info_dict['minute']) + '_' \
                 + str(self.info_dict['second'])  
         self.output_path = self.output_path.joinpath( self.ymdhms )
-        log.debug(f"current_measure_time: {self.current_measure_time}", __name__, "dealOneHandheldMeasurement")
+        log.warning(f"current_measure_time: {self.current_measure_time}", __name__, "dealOneHandheldMeasurement")
         
         self.hhb.readFile2Buf(fpath)
         self.decode_sensor_buf()
@@ -795,12 +801,13 @@ class Handheld(object):
             pass
 
         # 写入数据content
-        self.mydir.setContent(self.res[func].tolist(), TOKEN, self.current_measure_time)
+        log.warning(f" write content time {self.real_time}")
+        self.mydir.setContent(self.res[func].tolist(), TOKEN, self.real_time)
         self.mydir.writeContent()         
 
     def appendFileByFunc(self, func:str) -> None:
         # 追加写入数据content
-        self.mydir.setContent(self.res[func].tolist(), TOKEN, self.current_measure_time)
+        self.mydir.setContent(self.res[func].tolist(), TOKEN, self.real_time)
         self.mydir.writeContent()   
 
     def clearRes(self, ) -> None: