DIN EN ISO 9902-4-2014 纺织机械.噪声测试标准.第4部分:纱线加工,绳索加工机械(ISO 9902-4-2001+Amd 1-2009+Amd 2-2014),德文版本EN ISO 9902-4-2001+A1-2009+A2-2014
Textile machinery - Noise test code - Part 4: Yarn processing, cordage and rope manufacturing machinery (ISO 9902-4:2001 + Amd 1:2009 + Amd 2:2014); German version EN ISO 9902-4:2001 + A1:2009 + A2:2014