diff --git a/langguanApi/Model/HJ212.cs b/langguanApi/Model/HJ212.cs
index ef38f86..de1aa96 100644
--- a/langguanApi/Model/HJ212.cs
+++ b/langguanApi/Model/HJ212.cs
@@ -104,10 +104,6 @@ namespace langguanApi.Model
         ///  流量总量(mg/m3)
         /// </summary>
         public double a00000_Cou { get; set; }
-        /// <summary>
-        /// 设备记录时间
-        /// </summary>
-        public DateTime ReportTime { get; set; }
         #endregion
 
         #region VOC