标准号:IS 9543-1980
发布日期:1980/10/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围: This standard prescribes the constructional details and other particulars of synthetic sewing threads spun from polyester staple fibre. This standard does not specify the feel, lustre and shade of the sewing thread.