GB/T 30924.1-2016塑料乙烯-乙酸乙烯酯(EVAC)模塑和挤出材料第1部分:命名系统和分类基础国家标准
英文:Plastics—Ethylene-vinyl acetate(EVAC) moulding and extrusion materials—Part 1: Designation system and basis for speci...
英文:Plastics—Ethylene-vinyl acetate(EVAC) moulding and extrusion materials—Part 1: Designation system and basis for speci...