Processing speciality of double short apron draft and SKF long short apron draft were compared,spinning were done in pure cotton carding variety and combed variety.

• 对比分析了双短胶圈牵伸与SKF型长短胶圈牵伸的工艺特点,并在纯棉普梳和精梳品种上进行了纺纱对比试验。