介绍两种测量声速的方法,阐述这两种方法的原理和区别,并列举了利用声速评价材料性能的实例.
参考文献
| [1] | Don J. Roth;J. Lynne Hendricks;Mike F. Whalen;James R. Bodis;Katherine Martin .Commercial Implementation of NASA-Developed Ultrasonic Imaging Methods via Technology Transfer[J].Materials evaluation,1996(11):1305-1309. |
| [2] | Edward R Generazio;Don I Roth .Ultrasonic Imaging of Porosity Variations Produced during Sintering[J].Journal of the American Ceramic Society,1989,72:1282-1285. |
| [3] | L PICHE .Ultrasonic velocity measurement for the determination of density in polyethylene[J].Polymer Engineering and Science,1984,24:1354-1358. |
| [4] | D J Roth .Eliminating the Effect of Plate Thickness Variation in Ultrasonic Images Using a Single Transducer Method[J].SPIE,1996,2944:76-85. |
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