In this paper, the inverse scattering problem for one dimensional viscoelastic medium is studied.
本文讨论了一维粘弹性介质中的逆散射问题,给出了两种反演粘弹性介质松弛模量的方法.
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The penetrating capability of ultrasonic wave in viscoelastic medium was improved by using low frequency transducers.
采用研制的低频组合探头,提高了声波在粘弹介质中的穿透能力.
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