DIN 61210-1982 纤维织物,粘合的织物(毛毡,非机织的纤维,纤维填料和衬垫填料)和以纺织纤维为基础的复合成形的纤维材料).工艺分级
Fibrous webs, bonded webs (felts, nonwoven fabrics, wadding and quilting material) and composite formed fabrics based on textile fibres; technological classification
Fibrous webs, bonded webs (felts, nonwoven fabrics, wadding and quilting material) and composite formed fabrics based on textile fibres; technological classification