下列指标中（ ）不属于机械性能指标。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24889' and id < 2124335 and id<>'2124335' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24889' and id > 2124335 and id<>'2124335' order by id asc limit 5