如果一个电容元件两端的电压为零，则电容无储能。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32631' and id < 2594762 and id<>'2594762' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32631' and id > 2594762 and id<>'2594762' order by id asc limit 5