Sp inn ing CJ 14.5 tex in ring sp inn ing fram e and compact sp inn ing fram e w ith curvilinear top p in and norm al top p in,yarn evenness,hairiness and strength & elongation were tested and compared.

• 将曲线牵伸上销与普通上销在环锭纺、紧密纺上纺制CJ 14.；5 tex纱；测试对比了成纱条干、毛羽和强伸性能。