清洗电动机械时可以不用断开电源。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30397' and id < 2457272 and id<>'2457272' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30397' and id > 2457272 and id<>'2457272' order by id asc limit 5