This standard specifies the method for determining the cross-sectional shape parameters of special-shaped fibers. This standard applies to all kinds of special-shaped fibers that can be clearly imaged.
FZ/T 50002-2013 Referenced Document
GB/T 3291.1 Textiles--Terms of textile material properties and test--Part 1: Fibre and yarn
GB/T 3291.3 Textiles--Terms of textile material properties and test--Part 3: General