
BS ISO 1874-2. Plastics. Polyamide (PA) moulding and extrusion materials. Part 2. Preparation of test specimens and determination of properties
出版:British Standards Institution

專家解讀視頻
BS ISO 1874-2. Plastics. Polyamide (PA) moulding and extrusion materials. Part 2. Preparation of test specimens and determination of properties
出版:British Standards Institution
專家解讀視頻