绝缘介质在施加（）电压后，常有明显的吸收现象。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32601' and id < 2592302 and id<>'2592302' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32601' and id > 2592302 and id<>'2592302' order by id asc limit 5