The embroider way of today is more simple ~ is used 3 pliedyarn.
今儿的绣法更是简单~都是用的3股线。
2
Used for direct twist measurement of single yarn and pliedyarn by counting.
用于单纱、股纱等进行直接计数法捻度测定。
3
This article deals with foe process of spinning pliedyarn by roving frame, the remaking of drafting assembly, and the twisting and winding mechanism by roving frame.