The Measurement of Ultrasonic Velocity in Multilayered Medium by Dip Points Analysis from Reflected Echo Spectrum (반대파 스펙트럼의 극소점 해석을 통한 다층매질에서의 음속 측정법)
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- Journal of the Korean Institute of Telematics and Electronics
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- v.22 no.4
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- pp.16-23
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- 1985