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  • Introduce: When selecting the appropriate lining material for a sewer pipe, decision makers are often confronted with multiple options. Commonly used materials are polypropylene, polyurethane and epoxy.这些材料中的每一个都为桌子带来了独特的特征。 In this article, we'll take an...
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  • Anti corrosion spiral steel pipe generally refers to usespecial technology for anti-corrosion treatment of ordinary spiral steel pipe, so that the spiral steel pipe has a certain anti-corrosion capacity. Usually, it is used for waterproof, antirust, acid-base resistance and oxidation resistance. ...
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