“materials with acoustic gradad index”的概念、定义、翻译、参考文献-科学参考

单词	materials with acoustic gradad index
释义	materials with acoustic gradad index Encyclopedia 理学声学超常材料释 materials with acoustic gradad index声梯度折射率材料一种非均质的复合材料，它的组分和结构在材料内部按一定规律连续变化，从而使折射率也相应地呈连续变化。
随便看	planet aberration, planetary aberration plane table plane-table equipment plane table surveying plane-table traverse Planet-A probe planetaria planetarium planetarium software planetary planetary aberration planetary activator planetary alignmentm planetary and lunar ephemerides Planetary and Space Science planetary assembly planetary astronomy planetary atmosphere planetary atmosphere exploration planetary atmospheres planetary biology planetary boundaries planetary boundary planetary boundary layer planetary boundary layer parameterization

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