为提取饮片中的芳香挥发性成分，常采用

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30814' and id < 2481648 and id<>'2481648' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30814' and id > 2481648 and id<>'2481648' order by id asc limit 5