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简介:中国工业和信息化部副部长苏波表示,工业用内衬不锈钢复合管虽然中国工业国际化程度不断提高,但是工业企业「走出去」仍处于初级阶段,资源类、劳动形产业占主导地位,需要在高新技术等方面继续拓展。不锈钢复合管,双金属复合管,不锈钢复合管护栏,内衬不锈
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