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超声超声检测和评价Z.Pawlowski(波兰) P.716工业无损检测系统的种类R.Gerhardt 等(德) P.730采用电磁声换能器对热态无缝钢管进行测厚的检测系统的研制 H.Yamaguchi 等(日) P.734
Ultrasonic Ultrasonic Testing and Evaluation Z. Pawlowski (Poland) P.716 Types of Industrial Nondestructive Testing Systems R. Gerhardt et al. (De) P.730 Development of a Testing System for Thickness Measurement of Hot Seamless Steel Tubes Using Electromagnetic Acoustic Transducers H. Yamaguchi et al. (Day) P.734