| 1. | Quartzes and rock salt have the highest conductivities . 石英岩和岩盐的热导率最高。 |
| 2. | The thermal conductivities and thermal diffusivities of the material must be known . 必须知道各种材料的热导率和热扩散率。 |
| 3. | The differences between the conductivities of different kind of rocks are rather small . 不同岩类热导率的差异还是比较小的。 |
| 4. | In the most general case the thermal conductivity is a tensor with six components . 在最一般的情况下,热导率是一个具有六个分量的张量。 |
| 5. | In heterogeneous anisotropic materials the heat flow vector and conductivity are more complex . 在各向异性的非均质材料中,热流向量和热导率很复杂。 |
| 6. | In most crystal systems and in laminated materials the number of components of the thermal conductivity is less than six . 在大多数晶系和层状物质中,热导率的分量数小于6。 |
| 7. | The greatest dependence upon temperature is shown by rocks with high conductivities at room temperature e.g. salt . 在室温下,高热导率岩类(如盐类)的热导率对温度的反应最大。 |
| 8. | The anisotropy of the thermal conductivity is essentially independent of the temperature not up to 200-300 c . 如果温度不超过200-300,则热导率的各向异性现象基本上与温度无关。 |
| 9. | The existence of the contact resistance must be considered when accurate thermal conductivity measurements are performed . 如果要精确地测量热导率,就必需考虑接触阻力的存在问题。 |
| 10. | These kinds of measurements are necessary for determinations of thermal diffusivities from the thermal conductivity and densities . 根据热导率和密度确定热扩散率必须进行这种测量。 |