图示单口网络的等效电感为（） 

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32674' and id < 2599263 and id<>'2599263' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32674' and id > 2599263 and id<>'2599263' order by id asc limit 5