装设接地线，当检验明确无电压后，应立即将检修设备接地并（）短路。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='27227' and id < 2259979 and id<>'2259979' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27227' and id > 2259979 and id<>'2259979' order by id asc limit 5