摩擦会造成能量损耗，使运动副发热，机械效率降低，还会引起（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24897' and id < 2124603 and id<>'2124603' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24897' and id > 2124603 and id<>'2124603' order by id asc limit 5