安全风险，按照可能发生事故的危害程度，对应本规定的事故等级分为（    ）

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='58034' and id < 3669681 and id<>'3669681' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='58034' and id > 3669681 and id<>'3669681' order by id asc limit 5