8、厚度传感器 厚度传感器 （thickness transducer ）测量材料及其表面镀层厚度的传感器。它在工业生产中常用于材料厚度检验和厚度控制系统的误差测量。
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It was pointed out that the keypoint in designing the special transducer was its working frequency and crystal Angle according to the coat thickness and flaw location.
根据外套壁厚和裂纹位置特点，提出了专用超声换能器的设计关键在于工作频率和晶片倾斜角。
AX-100L Slab Thickness Machine is adopted gantry linkage structure, autofeed driven by trolly screw mandrel and America EMERSON transducer to adjust the speed steplessly.
AX-100L大板定厚机采用龙门式连体结构，台车丝杆驱动自动走刀，并采用美国爱默生变频器可进行无极高速。
Some shortcomings of current ultrasonic thickness gage are discussed. And some measures for improving the transducer, circuit and other parts of the gage are put forward.
阐述了目前超声测厚仪的一些不足，并在探头和电路等方面提出了一些改进措施。
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