广东费飘职业故本学院 Guangdong Inatitute of Textile Technology Fiber Properties and Identification □ Tensile deformation For textile yarns and fibers, hard to determine cross-section area use linear density gf/denier or N/texFiber Properties and Identification  Tensile deformation ◼ For textile yarns and fibers, hard to determine cross-section area use linear density: gf/denier or N/tex