08F钢中平均含碳量为（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24891' and id < 2124425 and id<>'2124425' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24891' and id > 2124425 and id<>'2124425' order by id asc limit 5