对于含有高压变压器或电容器的电子仪器，打开其仪器盖是危险的。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30397' and id < 2457230 and id<>'2457230' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30397' and id > 2457230 and id<>'2457230' order by id asc limit 5