This paper proves spinning process and principle of over feed effect yarn, and analyses construction characteristic of the over feed effect yarn in the theory and actuality.
本文从理论上及实际上论证了超喂型花式纱线的成纱过程、成纱原理，分析了超喂型花式线的结构特征。
2
The force applied, forming characteristic and disfigurement are analyzed for sheet in NC spinning. The approach for preventing disfigurement is presented.
本文分析了数控旋压成形加工中薄板的变形特点及所产生的旋压缺陷，并提出了相应的预防措施。
3
First, we probe into the crafts of rotor spinning and ring spinning and combining the characteristic of the fiber to spin.