“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	principle of intensity modulation measurement principle of invariance principle of invariance of light speed principle of investigation principle of investment diversification principle of knowledge evaluation principle of least action principle of least curvature principle of least effort principle of least entropy production principle of least motion principle of least privilege principle of least reaction principle of legality principle of library management principle of limiting absorption principle of limiting amplitude principle of linearization principle of linearized stability principle of linear superposition principle of locality principle of localization principle of location principle of massive support principle of material benefits

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