固定资产采用加速折旧法折旧，体现了（ ）原则。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31439' and id < 2520381 and id<>'2520381' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31439' and id > 2520381 and id<>'2520381' order by id asc limit 5