完整的DWDM系统应包括三大部分，下面哪个除外？

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='58016' and id < 3665314 and id<>'3665314' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='58016' and id > 3665314 and id<>'3665314' order by id asc limit 5