英语词汇“free path length”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	free path length
释义	free path length 基本例句自由程 For perfectly lattice-matched superlattices, a minimum thermal conductivity is observed when the period length is of the order of the effective phonon mean free path.模拟结果表明，在晶格匹配的超晶格中，当周期长度同声子平均自由程相当时，超晶格导热系数将出现最小值。
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