在一定转速时，要减小链条传动的不均勻性和动载荷，应（ 0

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24896' and id < 2124572 and id<>'2124572' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24896' and id > 2124572 and id<>'2124572' order by id asc limit 5