diff --git a/IRaCIS.Core.Domain/Reading/ReadingPeriodSite.cs b/IRaCIS.Core.Domain/Reading/ReadingPeriodSite.cs
index 957e6e1b1..a0ef641d8 100644
--- a/IRaCIS.Core.Domain/Reading/ReadingPeriodSite.cs
+++ b/IRaCIS.Core.Domain/Reading/ReadingPeriodSite.cs
@@ -9,7 +9,7 @@ using IRaCIS.Core.Domain.Share.Reading;
 namespace IRaCIS.Core.Domain.Models
 {
 	///<summary>
-	/// 临床资料
+	/// 阅片期和中心关联
 	///</summary>
 	[Table("ReadingPeriodSite")]
 	public class ReadingPeriodSite : Entity, IAuditAdd
@@ -26,6 +26,8 @@ namespace IRaCIS.Core.Domain.Models
 		/// </summary>
 		public Guid? SiteId { get; set; }
 
+
+
 		/// <summary>
 		/// 创建时间
 		/// </summary>
@@ -36,17 +38,19 @@ namespace IRaCIS.Core.Domain.Models
 		/// </summary>
 		public Guid CreateUserId { get; set; }
 
-		public ReadingPeriodSet ReadingPeriodSet { get; set; }
 
 		/// <summary>
 		/// 中心
 		/// </summary>
 		public Site Site { get; set; }
 
+		public ReadingPeriodSet ReadingPeriodSet { get; set; }
+
+
 	}
 
 
-	
+