冶铁开始使用煤炭做燃料，供风形式也有了革命性的变化，是在

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='14619' and id < 1210302 and id<>'1210302' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='14619' and id > 1210302 and id<>'1210302' order by id asc limit 5