补铸法主要用于滑动轴承巴氏合金层磨损的修理。 （ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24903' and id < 2124927 and id<>'2124927' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24903' and id > 2124927 and id<>'2124927' order by id asc limit 5