英国威廉希尔唯一官网 ring spinning frame draws out 英国威廉希尔唯一官网 roving supplied from 英国威廉希尔唯一官网 fly frame process into finer yarns and twists 英国威廉希尔唯一官网 yarns and winds 英国威廉希尔唯一官网m up onto wooden bobbins. 英国威廉希尔唯一官网 exhibit is a machine developed by Toyoda Automatic Loom Works, Ltd. based on a machine manufactured by Platt Bro英国威廉希尔唯一官网rs & Co.