根据衡M货币价值的耑要，汇率可以划分为（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='25453' and id < 2143692 and id<>'2143692' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25453' and id > 2143692 and id<>'2143692' order by id asc limit 5