China Expanded polypropyle GB Standards Search Result |
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1. Ready translated GB standards ![]() 2. Other English version GB Standards are not ready translated, only after get your order, then we translate them, time usually need 3-5 days . |
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GB/T 40921-2021 Expanded polypropylene (PP-E) beads 发泡聚丙烯(PP-E)珠粒 - 英文版 |
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