The operation of the stepper motor control the speed of paper, stepper motor if the device is not in place, the same will lead to abnormal paperspeed.
步进电机的运转操控着走纸的速度，步进电机假如装置没有到位，同样会到致使走纸速度反常。
2
Speed Clip is beveled to prevent cutting of insulation material. Stainless steel - not standard, but available upon request. Paperspeed clips available for welding through foil faced insulation.
You might do this on the computer or on paper, and you can even try it with your eyes shut or the monitor off, which encourages speed and freedom of thought.