This improvement put weaving ahead of spinning, and the weavers were continually calling on the spindlers for more weft yarns. 威廉·亨利·杜利特.世纪发明.
When yarn is dyed, the coloring matter penetrates to every part of the fiber, and hence the patterns formed by the weaving together of well-dyed yarns are very fast to light and water. 伯莎M.克拉克.科学通论.
The warp was made by the cloth and linen manufacturers, and the weft yarns furnished by the woman spinsters throughout the country. 威廉·亨利·杜利特.世纪发明.
Prior to the invention of the _spinning-jenny_, the loose fibre was spun into yarns and thread by hand on the old-fashioned spinning wheel, each thread requiring the attention of one person. Edward W. Byrn.十九世纪发明进展.
Formerly the bobbins on which the yarns were wound increased in speed as they were filled, thus endangering and often breaking the thread, and at all times increasing the tension. 威廉·亨利·杜利特.世纪发明.
Fellows used to try to frighten me with their yarns at sea, said Legree. 哈丽叶特·比切·斯托.汤姆叔叔的小屋.
Color designs of the greatest durability are produced by the weaving together of colored yarns. 伯莎M.克拉克.科学通论.
In forming a small rope, two of the yarns thus formed were twisted together in a direction opposite to that of the first twist. 佚名.神奇的知识之书.
The long travel of the carriage back and forth, and the simultaneous twisting and drawing of the yarns, produced threads of great fineness and regularity. Edward W. Byrn.十九世纪发明进展.
The yarns, which are wound around bobbins, are drawn from them through perforated plates, these so placed that the yarns converge together and pass into a tube. 佚名.神奇的知识之书.
Thus finally were means provided to supply the demand for the weft yarns. 威廉·亨利·杜利特.世纪发明.
These are now used alike in making fine threads and yarns and in large ropes. 佚名.神奇的知识之书.
He was studying hard how to get up a machine to meet the weavers' demands for cotton yarns. 威廉·亨利·杜利特.世纪发明.
As the yarns still need to be twisted, they are passed through a roving frame similar to a drawing frame. 威廉·亨利·杜利特.世纪发明.
An ingenious device connected with the winding of the roving yarns upon bobbins may be here noted. 威廉·亨利·杜利特.世纪发明.
There is work with paper, cardboard, wood, leather, cloth, yarns, clay and sand, and the metals, with and without tools. 约翰·杜威.民主与教育.