.如图所示的电路中，闭合开关后，电流表A1的示数为1.2A,电流表A2的示数是0.8A, 则 ( ) 。 

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69437' and id < 4496835 and id<>'4496835' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='69437' and id > 4496835 and id<>'4496835' order by id asc limit 5