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1·Several types of spinning systems have been used in making woolen yarns, for example mule spinning, ring - frame spinning, etc.

生产粗梳毛纱的细纱机种类很多，例如走锭纺纱机、环锭纺纱机等。

2·Several types of spinning systems have been used in making woolen yarns, for example mule spinning, ring - frame spinning, etc.

气流纺纱是一种常用的纺纱方法，并且已经取代了一些环锭纺纱设备。

3·This paper describes the experience of the controlling the count in mule spinning when producing woolen cashmere knitting yarn.

本文阐述了走锭纺粗纺羊绒针织纱的支数控制经验。

4·Samuel Compton cloned child born in 1779 invented the mule spinning machine precision.

童工出身的塞缪尔·克隆普顿于1779年发明了走锭精纺机。