
PLASTICS - POLYPROPYLENE (PP) MOULDING AND EXTRUSION MATERIALS - PART 1: DESIGNATION SYSTEM AND BASIS FOR SPECIFICATIONS (ISO 19069-1:2015)
出版:Comite Europeen de Normalisation

專家解讀視頻
PLASTICS - POLYPROPYLENE (PP) MOULDING AND EXTRUSION MATERIALS - PART 1: DESIGNATION SYSTEM AND BASIS FOR SPECIFICATIONS (ISO 19069-1:2015)
出版:Comite Europeen de Normalisation
專家解讀視頻