warp let off的用法和樣例：
例句
- The warp let...off motion allows the feeding of warp yarn under uniform tension and at the proper rate.
送經機構可以使送出的經紗保持均勻的張力並保證準確有送經量。 - The experiments of beating-up proved that the ELO and ETU control system runs stably and responds quickly, and that the warp tension is uniform and constant.
多次打緯試驗證明，該電子送經和電子卷取控制系統運行穩定，響應速度較快，經紗張力恆定。
