例句與造句

1. the thermal conductivities and thermal diffusivities of the material must be known .
   必須知道各種材料的熱導率和熱擴散率。
2. these kinds of measurements are necessary for determinations of thermal diffusivities from the thermal conductivity and densities .
   根據熱導率和密度確定熱擴散率必須進行這種測量。
3. correlations of diffusivities for gases
   氣體擴散率的關系式
4. a simple method for determining pore and surface diffusivities in porous adsorbent
   一種確定煤基吸附劑內各擴散系數的簡易方法
5. It's difficult to find diffusivities in a sentence. 用diffusivities造句挺難的