题目内容
圈中所示电路,己知I=0,电阻R=()。
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SQL Error: select id,body,options from ***_enewstiku where sourceid='32628' and id < 2594576 and id<>'2594576' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32628' and id > 2594576 and id<>'2594576' order by id asc limit 5