SELV只作为接地系统的电击保护。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27281' and id < 2260567 and id<>'2260567' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27281' and id > 2260567 and id<>'2260567' order by id asc limit 5