riser tensioner

例句：

1. 1.The fabric was riser tensioned before being washed.
   在洗涤前，布料被起皱并张力处理。
2. 2. The clothes were riser tensioned to remove the wrinkles.
   衣服被起皱并张力处理以去除皱纹。
3. 3. The riser tensioner is used to smooth out wrinkles in fabrics.
   起皱张力器用于平滑织物上的皱纹。