已知图电路中，各并联支路中电流表的分别为第一只5A,第二只20A,第三只25A,图示电路中电流表A的读数为（） 

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32673' and id < 2599098 and id<>'2599098' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32673' and id > 2599098 and id<>'2599098' order by id asc limit 5