standard-server/src/main/java/com/yuanchu/limslaboratory/mapper/MaterialMapper.java
@@ -24,10 +24,9 @@ Map selectMaterialById(String materialId); // 四级树 List<Map<String, Object>> FourTree(String specificationsName); List<Map<String, Object>> FourTree(); //选择样品名称 List<String> selectmater();