短語詞組短語needle e bar 針桿needle -bar cam 針桿凸輪needle e bar connecting stud 天心主頭needle e bar thread guard 針桿攔線板flat needle -bar type 平型針牀式double needle -bar Jacquard machine 雙針牀賈卡經(jīng)編機needle bar connecting stud 天心主頭needle bar frame [紡]針桿座 返回 needle bar