This paper analyses and calculates two ranges of standard thickness of the cotton sheet on scutcher, that is, the ranges decided by the process parameter and by the pedal roller evenness regulator.

分析计算了清棉机上两种棉层标准厚度范围大小，即工艺所要求的棉层厚度范围及天平调节装置允许的棉层厚度范围。

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This machine is suitable for grinding flat glass straight-line edges and two corners of different sizes and thickness. Its speed can be adjusted by stepless regulator at random.

本机适用于不同尺寸和厚度的平板玻璃直边及两个棱角的磨削，机器采用无级变速器，可在运行中任意调节加工速度。

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