GB/T 40905.1-2021纺织品山羊绒、绵羊毛、其他特种动物纤维及其混合物定量分析第1部分:光学显微镜法标准
英文:Textiles—Quantitative analysis of cashmere, wool, other specialty animal fibres and their blends—Part 1: Light micros...
英文:Textiles—Quantitative analysis of cashmere, wool, other specialty animal fibres and their blends—Part 1: Light micros...