直流高电压的测置可使用（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32604' and id < 2592571 and id<>'2592571' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32604' and id > 2592571 and id<>'2592571' order by id asc limit 5