Designed as a box inside a box, the solid inner wall reduces thermal conductivity while the exterior layer provides additional energy efficiencies.
建筑被设计为一个盒子内嵌一个盒子的形式，内部的实心墙降低了导热系数，而外层提供了额外的节能效果。
The thermal conductivity of thin solid films is different form their bulk material's.
薄膜材料的热导率一般与其相应的块体材料有较大的差异。
A transient method with rectangular pulse heating has been developed to measure the specific heat and thermal conductivity of solid structural materials at low temperatures.
提出了一种采用方波热脉冲测量低温下固体结构材料的比热和热导率的非稳态方法。
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