diff --git a/MDM/Models/Process/Dto/ProcessParameterDto.cs b/MDM/Models/Process/Dto/ProcessParameterDto.cs
index 62145ac..598489d 100644
--- a/MDM/Models/Process/Dto/ProcessParameterDto.cs
+++ b/MDM/Models/Process/Dto/ProcessParameterDto.cs
@@ -18,6 +18,7 @@ namespace MDM.Model.Process.Dto
         public string? ParameterCode { get; set; }
 
         public string? ParameterName { get; set; }
+        public string? WorkOrderCode { get; set; }
 
         public DateTime? StartTime { get; set; }
         public DateTime? EndTime { get; set; }
@@ -31,7 +32,8 @@ namespace MDM.Model.Process.Dto
         public ProcessParameterDto() { }
         //工艺参数ID，主键不能为空
         public int Id { get; set; }
-
+        [ExcelColumn(Name = "工单编码")]
+        public string WorkOrderCode { get; set; }
         //所属工艺路线code不能为空
         [ExcelColumn(Name = "工艺编码")]
         public string FkRoutingCode { get; set; }
diff --git a/MDM/Models/Process/ProcessParameter.cs b/MDM/Models/Process/ProcessParameter.cs
index 163fcde..41358a7 100644
--- a/MDM/Models/Process/ProcessParameter.cs
+++ b/MDM/Models/Process/ProcessParameter.cs
@@ -130,5 +130,10 @@ namespace MDM.Model.Process
         [SugarColumn(ColumnName = "updated_by")]
         public string UpdatedBy { get; set; }
 
+        /// <summary>
+        /// 关联主表工单编码 
+        /// </summary>
+        [SugarColumn(ColumnName = "work_order_code")]
+        public string WorkOrderCode { get; set; }
     }
 }
\ No newline at end of file
diff --git a/MDM/Services/Process/ProcessParameterService.cs b/MDM/Services/Process/ProcessParameterService.cs
index 922e95b..36a6bb9 100644
--- a/MDM/Services/Process/ProcessParameterService.cs
+++ b/MDM/Services/Process/ProcessParameterService.cs
@@ -26,8 +26,7 @@ namespace MDM.Services.Process
                 .AndIF(!string.IsNullOrEmpty(parm.FkOperationCode), it => it.FkOperationCode.Contains(parm.FkOperationCode))
                 .AndIF(!string.IsNullOrEmpty(parm.ParameterCode), it => it.ParameterCode.Contains(parm.ParameterCode))
                 .AndIF(!string.IsNullOrEmpty(parm.ParameterName), it => it.ParameterName.Contains(parm.ParameterName))
-
-
+                .AndIF(!string.IsNullOrEmpty(parm.WorkOrderCode), it => it.WorkOrderCode.Contains(parm.WorkOrderCode))
                 ;
 
             var response = Queryable()