这个标准涵盖用于注模和挤压成形的PP(聚丙烯)塑料材料的聚合体含量和物理性能。
This standard covers the polymeric content and physical characteristics of PP (polypropylene) plastic materials for injection molding and extrusion.
这个标准涵盖用于注模和挤压成形的PP(聚丙烯)塑料材料的聚合体含量和物理性能。
This standard covers the polymeric content and physical characteristics of PP (polypropylene) plastic materials for injection molding and extrusion.
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