DL/T860标准中（ ）是功能的基本单元。

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='29466' and id < 2399107 and id<>'2399107' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29466' and id > 2399107 and id<>'2399107' order by id asc limit 5