3点19分时，时钟上的时针与分针所构成的锐角为几度？（）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30931' and id < 2489553 and id<>'2489553' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30931' and id > 2489553 and id<>'2489553' order by id asc limit 5