不锈钢中含碳量愈低，耐蚀性愈好。 （ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24889' and id < 2124349 and id<>'2124349' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24889' and id > 2124349 and id<>'2124349' order by id asc limit 5