修改获取检测项目检测值问题；

src/main/resources/mapper/hmhj/EntrustSampleItemIndexMapper.xml

@@ -70,7 +70,7 @@
         select
             i.id "itemId",i.name "itemName",i.standard,q.judge_standard,
             ii.id,ii.name,ii.main_type,ii.small_type,ii.unit,ii.status,ii.progress,ii.company_id,ii.uid,ii.ctime,ii.lid,ii.ltime,ii.deleted,ii.entrust_sample_item_id,
-            x.recheck_id, (case when x.test_value is not null then ii.test_value else x.test_value end) "test_value"
+            x.recheck_id, (case when x.test_value is null then ii.test_value else x.test_value end) "test_value"
         from entrust_sample_item_index ii
         JOIN entrust_sample_item i ON i.ID = ii.entrust_sample_item_id AND i.deleted = 0
         LEFT JOIN qualification q on q.name = i.name and q.deleted = 0