在不计网络功率损耗的情况下，下图所示网络各段电路中（）。 

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32640' and id < 2595420 and id<>'2595420' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32640' and id > 2595420 and id<>'2595420' order by id asc limit 5