strand pulling machine

例句：

1. 1. This strand pulling machine is used to produce high-quality yarn.
   这台牵丝机用于生产高质量的纱线。
2. 2. The engineer designed a new strand pulling machine to improve production efficiency.
   工程师设计了一台新的牵丝机，以提高生产效率。
3. 3.The strand pulling machine has been upgraded to handle larger quantities of material.
   牵丝机已经升级，能够处理更多的材料。