diff --git a/src/main/java/com/spring/modules/part/controller/PartInformationController.java b/src/main/java/com/spring/modules/part/controller/PartInformationController.java
index 8cc4413c..f903f189 100644
--- a/src/main/java/com/spring/modules/part/controller/PartInformationController.java
+++ b/src/main/java/com/spring/modules/part/controller/PartInformationController.java
@@ -793,7 +793,7 @@ public class PartInformationController {
     @PostMapping("/queryPartUnitCostList")
     @ResponseBody
     public R queryPartUnitCostList(@RequestBody InventoryPartUnitCostSumEntity inData){
-        List<InventoryPartUnitCostSumEntity> list = partInformationService.queryPartUnitCostList(inData);
+        List<InventoryPartUnitCostSumEntity> list = partInformationService.onlyQueryPartUnitCostList(inData);
         return R.ok().put("rows", list);
     }
 
diff --git a/src/main/java/com/spring/modules/part/service/PartInformationService.java b/src/main/java/com/spring/modules/part/service/PartInformationService.java
index cc44a12f..694183ff 100644
--- a/src/main/java/com/spring/modules/part/service/PartInformationService.java
+++ b/src/main/java/com/spring/modules/part/service/PartInformationService.java
@@ -147,7 +147,7 @@ public interface PartInformationService {
     Map<String, Object> getPartRevisionEngChgLevel(PartRevisionVo inData);
 
     List<InventoryPartUnitCostSumEntity> queryPartUnitCostList(InventoryPartUnitCostSumEntity inData);
-
+    List<InventoryPartUnitCostSumEntity> onlyQueryPartUnitCostList(InventoryPartUnitCostSumEntity inData);
     void syncUnitValueToPLM(InventoryPartUnitCostSumVo unitCostVo);
 
     List<PartSubPropertiesValueData> getItemListByCodeNo(PartSubPropertiesValueData data);
diff --git a/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java b/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java
index 5828e134..559fd846 100644
--- a/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java
+++ b/src/main/java/com/spring/modules/part/service/impl/PartInformationServiceImpl.java
@@ -4025,6 +4025,16 @@ public class PartInformationServiceImpl extends ServiceImpl<PartInformationMappe
         return list;
     }
 
+    /**
+     * 只查询物料的 unitCost 列表，不更新成本
+     * @param inData
+     * @return
+     */
+    @Override
+    public List<InventoryPartUnitCostSumEntity> onlyQueryPartUnitCostList(InventoryPartUnitCostSumEntity inData) {
+        return partInformationMapper.queryPartUnitCostList(inData);
+    }
+
     /**
      * 同步 unitValue 到PLM
      */