χ2分布、正态分布、t分布的参数个数分别为

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='10716' and id < 855845 and id<>'855845' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='10716' and id > 855845 and id<>'855845' order by id asc limit 5