For instance, the maths it USES to describe how share prices move comes from the equations in physics that describe the diffusion of heat.
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]。
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.
将传质方程引入到垂直管降膜蒸发传热模型中，求解时考虑了径向速度、质量扩散系数和膜厚变化对传热的影响。
Heat equation is the most typical one of parabolical equations, which describes many physical-phenomenas, such as conduction, diffusion. Etc.
如描述热传导、扩散等物理现象的热传导方程就是最典型的抛物型方程。
Vacuum storage of food is a complicated heat and mass transfer process supported by various theories such as diffusion, heat transfer, mass transfer and phase change.
食品真空贮藏过程是复杂的传热传质过程，该过程涉及到扩散、传热、传质等机理。
An evaluation index, named temperature effectiveness based heat source, is proposed. And the inverse problem of hybrid temperature diffusion is discussed.
提出了适用于评价控制区域内最大温度的评价指标——基于热源的温度效率，并探讨了复合温度扩散反问题。
This paper discusses the source of heat for spot welding and the theory of diffusion welding of brass and red copper.
探讨了点焊热量的来源和黄铜与紫铜的扩散焊机理。
The mixture ratio of C40 Marine high performance concrete is optimized through test of the hydration heat of binding material, slump, chloride ion diffusion coefficient, anti-crack rand of concrete.
通过测试胶凝材料水化热、混凝土的坍落度和氯离子扩散系数、抗裂等级等性能，对C40海工混凝土的配合比进行了优化设计。
It is one of the basic problems to study the heat conduction equation (the diffusion equation) using numerical method on unstructured grids.
在非结构化网格中，数值求解标量扩散方程(导热方程)是当今数值计算的基础问题。
With the increasing of mining depth and exothermic function and diffusion progress of every kinds of heat source and so on, the heat damage of mines is becoming serious.
随着矿井开采深度的增加，由于各种热源的放热作用、扩散过程和其它原因，矿井热害日趋严重。
At the same time, it also shows that the diffusion from cooling water is affected by both of tidal current and heat flux.
同时表明温排水扩散受到潮流运动和海—气热通量的影响。
The concept of heat decomposition was put forward. Heat to the external cooler consists of both convection heat and equivalent "diffusion heat".
提出了热量分解概念，外取热器热量由对流热和当量“扩散热”两部分组成。
A evaluation index, named temperature Effectiveness Based Heat Source, is proposed. And the inverse problem of hybrid temperature diffusion is discussed.
提出了适用于评价控制区域内最大温度的评价指标——基于热源的温度效率，并探讨了复合温度扩散反问题。
A method of surface metallization of diamond, temper powder diffusion heat treatment, was developed.
研究粉末扩散法使金刚石表面金属化的工艺。
We regard the proliferation, the annihilating and the mutual reactions of the dislocations as chemical reactions, dislocations under action of heat activation will have properties of diffusion.
将位错的增殖、湮没与相互反应看作化学反应，位错在热激活作用下具有扩散性质。
Effects of mass diffusion coefficient and heat loss on walls on flame shape are investigated.
研究了质量扩散和壁面散热对火焰形状形成的影响。
Besides the influence of temperature on specific heat of mixture, considered is also that of diffusion flow due to concentration discrepancies, thus making the theoretical model more exact.
除考虑温度对混合气比热的影响外，还考虑了由于浓度差异产生的扩散流动对混合气比热的影响，从而使理论模型进一步精确化。
Removal of the heat resistive element (2) and the electrode (3) is prevented by suppressing the diffusion of the metal component from the electrode (3) to the heat resistive element (2).
通过抑 制上述金属成分从电极（3）向发热电阻器（2）的扩散，能够防止发热电阻器（2）及电极（3）的剥离。
After the calculation of heat flux, the diffusion from cooling water was simulated by a numerical model-ECOMSED. Results from the model and observation were compared and analysed.
利用计算出的热通量数值，用三维数值模式ecomsed对象山港海域的温排水扩散进行数值模拟，并将计算的结果与实测结果进行比较分析。
Symmetry breaking of temperature field in spatially distributed pure dissipative systems induced by chemical reaction diffusion heat conduction couplings is analyzed in this paper.
分析了由于化学反应-扩散-热传导耦合而导致的非等温非均匀体系中温度场对称破缺。
Test shows that the depth of residual compressive after chemical heat treatment is correspondent with that of diffusion layer.
试验表明，化学热处理后残余压应力的深度往往与渗层深度相一致。
The influence of mass diffusion coefficient on the coupled heat transfer is small, and the increase of Reynolds number can restrain the component diffusion.
质扩散系数对耦合换热的影响很小，入口雷诺数的增加会抑制质扩散。
Surface strengthening technologies are reviewed from the points of surface quenching, surface diffusion thermochemical heat treatment and surface coating.
从表面淬火、表面扩散化学热处理和表面覆层强化三方面介绍了提高塑料模具使用寿命的表面强化技术。
The different methods for the corrosion protection of heat exchangers were discussed and aluminum diffusion and zinc diffusion processes were high-lighted.
文章对换热器的不同保护方法进行了介绍，重点讨论了渗铝、渗锌两种方法。
The invention provides a semiconductor device which can increase heat diffusion efficiency generated by a plurality of semiconductor chips, and connects with a heat diffusion path reliably.
本发明提供一种半导体装置，提高了从多个半导体芯片产生的热的扩散效率，并可靠地与散热路径连接。
To obtain good diffusion of the heat without hot points, an annular layer of a neutral body can be used, which will not react with the refractory at the level of the injectors.
并取得良好的扩散热量，没有热点，环形层的一个中立机构，可用于将不发生反应，与耐火材料在这一级别的喷射器。
The variation of air-sea heat fluxes have important influence on heat exchange between ocean and atmosphere, and greatly affects the heat diffusion of cooling in local area.
海—气热通量的变化对海—气的热量交换具有重要的影响，能够很大程度上影响局部海域温排水扩散情况。
The diffusion zone width of main alloying elements increases and hardness of the friction weld zone near TC4 titanium alloy side improves after post-weld heat treatment.
经焊后回火热处理后，主要合金元素沿焊合区的扩散区宽度增大；焊合区钛合金侧硬度值显著提高。
The diffusion zone width of main alloying elements increases and hardness of the friction weld zone near TC4 titanium alloy side improves after post-weld heat treatment.
经焊后回火热处理后，主要合金元素沿焊合区的扩散区宽度增大；焊合区钛合金侧硬度值显著提高。
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