竹炭涤纶低弹丝30124-2013-gbt-e-300.pdf

ICS59.060.20W52中华人民共和国国家标准GB/T30124—2013竹炭涤纶低弹丝Bamboo-charcoalpolyesterdrawntexturedyarn2013-12-17发布2014-12-0...