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简介:根据国家统计局公布的数据,内衬不锈钢复合管今年上半年国内房屋新开工面积同比下降7.1%。同时,铁道部披露今年上半年铁路基本建设投资为1487.06亿元,同比下降38.6%。这两个“用钢大户”的需求下滑,对钢材的需求造成了很大影响。   在
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