A novel method of the paper roughness measurement using airborne ultrasound is given,and mathematic model of the relation between the paper roughness and ultrasonic echo output voltage is established.
提出一种用超声波实现对纸粗糙度测量的新方法,根据超声波回波的特性,建立了纸表面粗糙度和回波输出电压的数学模型。
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