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本文介绍水泥混凝土路面厚度超声检测仪和宽带换能器的设计，利用超声反射法检测厚度，工程实际检测应用，误差在5％左右。
This article introduces the design of cement concrete pavement thickness ultrasonic detector and broadband transducer, using ultrasonic reflection method to measure the thickness, the actual test application, the error is about 5%.