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聚氨酯保溫管 - 聚氨酯保溫管

       河北聚氨酯保溫管廠家價格低質量好產品由輸送介質的螺旋管(無縫管、PPR管),高密度聚乙烯外套管,以及鋼管和外套管之間填充的聚氨酯硬泡保溫層緊密結合而成。介紹了各種保溫管的規格型號、圖片等相關信息。

 



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