For instance, the maths it USES to describe how share prices move comes from the equations in physics that describe the diffusionofheat.
例如,其用以描述股价变动的数学方法来自物理学中描述热扩散(diffusion of heat)的一些等式[4]。
2
The mass transfer equation was introduced into heat transfer model of falling film evaporation. The radial velocity, mass diffusion coefficient and variation of film thickness were taken into account.
The mixture ratio of C40 Marine high performance concrete is optimized through test of the hydration heatof binding material, slump, chloride ion diffusion coefficient, anti-crack rand of concrete.