如图所示的正弦稳态电路中，电压表的读数分别为3V、10V、6V,电压表V的读数为（） 

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32673' and id < 2599057 and id<>'2599057' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32673' and id > 2599057 and id<>'2599057' order by id asc limit 5