The instrument has two functions such as sample yarn winder and measuring reel. It also has the simple and compact structure and high performance price ratio which can reduce the test costs of users.
该仪器兼有纱线摇黑板和缕纱测长的两大功能，而且结构简单、紧凑，性能价格比高，可降低用户的测试成本。
2
This article has introduced the sample yarn winder/measuring reel instrument, and has described the design idea and work principle.