短语词组短語bradford drawing system 佈雷德福前紡系統Bradford sett system 佈萊德福經密制bradford system processing 英式精梳毛紡工藝Bradford system drawing 英式前紡Bradford system worsted spinning 英式精梳毛紡new Bradford system processing 新佈雷德福紡紗系統 返回 Bradford system