必须知道各种材料的热导率和热扩散率.The thermal conductivities and thermal diffusivities of the material must be known.石英岩和岩盐的热导率最高.Quartztes and rock salt have the highest conductivities.在各向异性的非均质材料中,热流向量和热导率很复杂.In heterogeneous anisotro...

“导率”的英语可以翻译为：conductance ...