滚动轴承的公称接触角a越大，轴承承受轴向载荷的能力就越大。 （ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24900' and id < 2124793 and id<>'2124793' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24900' and id > 2124793 and id<>'2124793' order by id asc limit 5