Awọn abuda ọja ti ṣiṣu ti a bo irin pipe inu ati ita 1. Imọ-ara, ti kii ṣe majele, ti kii ṣe idoti, ti kii ṣe microorganism, aridaju didara omi 2. Resistance to chemical corrosion, ile ati tona biological corrosion, cathodic disbondment 3. Ilana fifi sori ẹrọ jẹ ogbo, rọrun ...
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