jockey roller是什么意思 jockey roller在线中文翻译

jockey roller

jockey roller 双语例句

1. Dancer roller: A wrighter or spring-loaded roller in contact with the web to compensate for uneven tension, Also called Tension roller, Idler, Jockey orll.
   张力辘：用弹簧或砝码拉紧的辘。它与纸卷接触，以抵消纸上的不均匀张力。亦称辘，骑辘。

jockey roller