diff --git a/handheld.py b/handheld.py
index e03cbdd..e3845ef 100644
--- a/handheld.py
+++ b/handheld.py
@@ -350,7 +350,11 @@ class HandHeldPath(object):
 class HandHeld(object):
     def __init__(self, ):
         """
-        @description  : 手持数据初始化
+        @description  : 手持数据初始化,桌面端
+                        入口： dealAllMeasurements()
+                            dealOneHandheldMeasurement() 处理一次测量
+                        保存： 一次测量多组不同时间的 Lsky ,只能分文件保存
+                                分文件保存优点，一次拿到全部Rs. 服务器端？？      
         """
         self.device_type = DeviceType.SURFACE.name
         self.device_enum = None
@@ -445,6 +449,7 @@ class HandHeld(object):
             
             try:
                 # self.dealOneMeasurement(self.sensor_path_fname  )
+                # 手持测量 需要分组
                 self.measurement_interval = int(self.info_dict['Measure_Interval'])
                 self.measurement_repeat = int(self.info_dict['Measure_Repeat'])
                 self.dealOneHandheldMeasurement(self.sensor_path_fname  )
@@ -485,13 +490,15 @@ class HandHeld(object):
         if len_total%self.measurement_repeat  != 0:
             self.res = {}
             return # 返回退出
+        
+        # 依据总的次数 除重复次数，获得总的测了多少组数据
         group_num = int(len_total/self.measurement_repeat)
 
         log.info(f"group_num -> {group_num}, ervery group -> {self.measurement_repeat} ", __name__, "dealOneHandheldMeasurement")
         self.real_wavelength = self.getWavelenthDict()
-        if group_num == 1:
-            self.dealOneGroup()   # self.intensity_before_avg
-            return 
+        # if group_num == 1:
+        #     self.dealOneGroup()   # self.intensity_before_avg
+        #     return 
 
         self.dealMultiGroup(group_num)
         
@@ -511,6 +518,7 @@ class HandHeld(object):
             self.getAvg(tmp_before_avg)
             self.__do_sensor_dict_interpo()
 
+            # 选择追加保存， 一个Lsky 可能多组文件，只能单独保存为 Lsky  Esky ..Rs
             self.appendSave() 
             # self.checkAndSaveData( )
             # self.getLwRsAndSave()