Licker-in speed on 80th 20 century was compared with that of nowdays.It shows that licker-in speed is reduced with the enhancing of carding machine output.

  • 通过对比20世纪80年代刺辊速度和近几年刺辊速度发现,随着梳棉机产量的提高,梳棉机刺辊速度是下降的。
目录 查词历史