国家职业技术资格等级共分为（ ）个等级。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24818' and id < 2121697 and id<>'2121697' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24818' and id > 2121697 and id<>'2121697' order by id asc limit 5