
Plastics - Polyamide (pa) Moulding And Extrusion Materials - Part 1: Designation System, Marking Of Products And Basis For Specification (iso/dis 16396-1:2012)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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Plastics - Polyamide (pa) Moulding And Extrusion Materials - Part 1: Designation System, Marking Of Products And Basis For Specification (iso/dis 16396-1:2012)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频