共 6 条
[5]
Quantitative porosity characterization of composite materials by means of ultrasonic attenuation measurements[J] . I. M. Daniel,S. C. Wooh,I. Komsky.Journal of Nondestructive Evaluation . 1992 (1)
[6]
Ultrasonic attenuation as a measure ofvoid content in carbon-fiber reinforced plastics .2 Stone D E W,Clark B. J NDT . 1975