GB/T 42918.2-2023塑料模塑和挤出用热塑性聚氨酯第2部分:试样制备和性能测定国家标准
英文:Plastics—Thermoplastic polyurethanes for moulding and extrusion—Part 2: Preparation of test specimens and determinati...
英文:Plastics—Thermoplastic polyurethanes for moulding and extrusion—Part 2: Preparation of test specimens and determinati...