diff --git a/ruoyi-modules/hwmom-dms/src/main/java/org/dromara/dms/service/impl/DmsBillsFaultInstanceServiceImpl.java b/ruoyi-modules/hwmom-dms/src/main/java/org/dromara/dms/service/impl/DmsBillsFaultInstanceServiceImpl.java
index 5dd50e6f..3ac2e04a 100644
--- a/ruoyi-modules/hwmom-dms/src/main/java/org/dromara/dms/service/impl/DmsBillsFaultInstanceServiceImpl.java
+++ b/ruoyi-modules/hwmom-dms/src/main/java/org/dromara/dms/service/impl/DmsBillsFaultInstanceServiceImpl.java
@@ -80,13 +80,23 @@ public class DmsBillsFaultInstanceServiceImpl implements IDmsBillsFaultInstanceS
 
     /**
      * 查询故障报修工单
+     * 包含维修零件列表，前端只需调用此接口即可获取完整工单信息
      *
      * @param repairInstanceId 主键
-     * @return 故障报修工单
+     * @return 故障报修工单（含零件列表）
      */
     @Override
     public DmsBillsFaultInstanceVo queryById(Long repairInstanceId){
-        return baseMapper.selectVoById(repairInstanceId);
+        DmsBillsFaultInstanceVo vo = baseMapper.selectVoById(repairInstanceId);
+        if (vo != null) {
+            // 查询维修零件列表（不使用分页，避免SQL Server OFFSET语法问题）
+            List<DmsFaultComponentsParts> partsList = dmsFaultComponentsPartsMapper.selectList(
+                new com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper<DmsFaultComponentsParts>()
+                    .eq(DmsFaultComponentsParts::getRepairInstanceId, repairInstanceId)
+            );
+            vo.setParts(partsList);
+        }
+        return vo;
     }
 
     /**