声损耗的原因认为是粘滞阻尼和杂质效应。
The cause of acoustic loss is considered as the viscous damping and the effect of impurity.
滑行集散波由于激发泥浆纵波而受到的损耗，要由纵波声束给以补充。
The energy loss of the gliding irrotational wave pair is made up by the longitudinal wave beam.
研究了损耗因子、厚度和填料对聚氨酯弹性体隔声性能的影响。
The Influence of the loss factor, thickness and flake filler on the sound isolation performance of polyurethane elastomer is studied.
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