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給水用涂塑復合螺旋鋼管廠家聯系方式

給水用涂塑復合螺旋鋼管廠家聯系方式

給水用涂塑復合螺旋鋼管產品按輸送水的溫度分為冷水用襯塑鋼管和熱水用襯塑鋼管。產品標記由襯塑鋼管代號、襯塑材料代號、公稱通徑組成。消費者在選購此類產品時，應該按實際需要...

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