n.盖板(脱棉器；小滚筒)
Cylinder and flats or doffer set too wide. 锡林与盖板或锡林与道夫的隔距太宽。
Doffer not set parallel to cylinder. 道夫与锡林不平行。
Damaged wire on cylinder and/or doffer. 锡林、和/或道夫的针布损坏。
Faulty air current under the licker in, cylinder &doffer. 刺辊、锡林和道夫下的气流流通不好。
At the doffer, fibers are removed and eventually enter the card sliver . 纤维被从落纱机上剥下，形成梳棉棉条输出。
