warp control(or let-off): this motion delivers warp to the weaving area at the required rate and at a suitable constant tension by unwinding it from a flanged tube known as the weaver s beam.

• 经纱控制(或送经)：此运动将经纱从一个被称为织轴的带边的筒管上退绕下来,按所需的量不变的张力将经纱送入织造区。