两种溶质在同一种溶剂系统中的分离因子为：100＞β≥10，若实现基本分离，则须萃取

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26290' and id < 2199314 and id<>'2199314' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26290' and id > 2199314 and id<>'2199314' order by id asc limit 5