核价后台：1、特殊工艺tab保存补充extramxid

JLHHJSvr/Com/Model/u_mattress_mx_extra.cs

@@ -22,6 +22,10 @@ namespace JLHHJSvr.Com.Model
         /// </summary>
         public int? extraid { get; set; }
         /// <summary>
+        /// 项目名称id
+        /// </summary>
+        public int? extramxid { get; set; }
+        /// <summary>
         /// 项目名称
         /// </summary>
         public string extraname { get; set; }

JLHHJSvr/DataStore/web_mattress_mx_extra.xml

@@ -5,6 +5,7 @@
 			u_mattress_mx_extra.mattressid,
 			u_mattress_mx_extra.mattressmxid,
 			u_mattress_mx_extra.extraid,
+			u_mattress_mx_extra.extramxid,
 			u_mattress_mx_extra.extraname,
 			u_mattress_mx_extra.price,
 			u_mattress_mx_extra.qty,

JLHHJSvr/Helper/MattressHelper.cs

@@ -1772,7 +1772,7 @@ namespace JLHHJSvr.Helper
         public List<u_mattress_mx_extra> GetMattressMxExtra(int mattressid, int typeid)
         {
             var mxList = new List<u_mattress_mx_extra>();
-            var outputFields = @"mattressmxid,mattressid,extraid,extratypename,extraname,price,dscrp,qty";
+            var outputFields = @"mattressmxid,mattressid,extraid,extramxid,extratypename,extraname,price,dscrp,qty";
             var selectStr = @"
 		        SELECT
 			        u_mattress_mx_extra.mattressid,