根据《自动喷水灭火系统施工及验收规范》（GB 50261)的规定，下列组件不需要在系 统管道试压和冲洗合格后才能进行安装的是（ h

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SQL Error: select id,body,options from ***_enewstiku where sourceid='23366' and id < 2038548 and id<>'2038548' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='23366' and id > 2038548 and id<>'2038548' order by id asc limit 5