适检查不规则的根与根茎类药材软化程度时，宜选用的方法是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='29377' and id < 2392878 and id<>'2392878' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='29377' and id > 2392878 and id<>'2392878' order by id asc limit 5