Nastrofil spinning frame

例句：

1. 1. The Nastrofil spinning frame is essential for the production of high-quality yarn.
   Nastrofil纺纱机旋转框架对于生产高质量纱线至关重要。
2. 2. The engineer designed a new spinning frame that can handle heavier loads.
   这位工程师设计了一种新型纺纱机旋转框架，能够承受更重的负荷。
3. 3. The spinning frame has been upgraded to improve efficiency and reduce waste.
   纺纱机旋转框架已经升级，以提高效率并减少浪费。