... pedal return spring identification；踏板回位弹簧的识别 pedal roller；踏板滚子 pedal rotation；踏板的转动 ...
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pedal roller evenness regulator 天平调节装置
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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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