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發(fā)布時(shí)間: 2015-6-5 21:41
正文摘要:粗紗加捻后還必須卷繞成適當的卷裝形式,以便搬運、存儲及后道工序的順利退繞。; `7 Z* a' @: f# J 粗紗的卷裝形式如圖所示。粗紗以螺旋線(xiàn)形式一圈挨一圈地繞在筒管圓柱形卷繞面上。為了防止兩端紗圈脫落,繞紗層 ... |
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