已知正弦电流的该电流的正弦量函数式为（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='32673' and id < 2599094 and id<>'2599094' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='32673' and id > 2599094 and id<>'2599094' order by id asc limit 5