图示电路中，A、B两点电位相等，即=0,必有=0）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32628' and id < 2594608 and id<>'2594608' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32628' and id > 2594608 and id<>'2594608' order by id asc limit 5