若电路的支路数为b,结点数为n,则独立的KCL方程数为n。（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32670' and id < 2598821 and id<>'2598821' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32670' and id > 2598821 and id<>'2598821' order by id asc limit 5