It is introduced in the article that a new kind of line stretch set used in coiling, and comperes it with the traditional stretch set, sununerigrs each advantage and disadvantage.

• 本文介绍一种新型运用的线圈绕制中的线材拉紧装置，并将其与传统的拉紧装置进行比较，得出各自的优缺点。