scattering effectＳ短语¹⁴⁴⁹⁷²⁺² 基本例句 散射效应 现象 Nanostructures enhance the phonon scattering effect, reduce the thermal conductivity of thermoelectric materials, and therefore could improve the thermoelectric properties of the materials. 热电材料微观组织结构的纳米化有利于增强对声子的散射，降低材料热导率，从而提高热电材料的性能。 cnki