棉及化纤纯纺、混纺纱线外观质量黑板检验方法 第1部分：综合评定法
Determination of appearance quality of yarns made of cotton or man-made fibres,or their blends by winding on the black board - Part 1:comprehensive assessment
2008-05-23
GB/T 9996.2-2008
棉及化纤纯纺、混纺纱线外观质量黑板检验方法 第2部分：分别评定法
Determination of appearance quality of yarns made of cotton or man-made fibers，or their blends by winding on the black board - Part 2: individual assessment