ISO 1890 : 2009(R2014)现行
REINFORCEMENT YARNS - DETERMINATION OF TWIST
出版：International Organization for Standardization
专家解读视频
Describes a method for the determination of twist in yarns made from textile glass, carbon, aramid or any other reinforcement fibres.
DS EN ISO 1890 : 2009 - Identical
PN EN ISO 1890 : 2009 - Identical
UNE 43511 : 1986 - Identical
SAC GB/T 7690-2 : 2013 - Identical
UNI 9897-6 : 1992 - Similar to
GOST ISO 1890 : 2013 - Identical
