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After rational predigestion of the heat exchanger of the thermoelectric generator''s physical model in this paper,by using the Fluent software,adopting the SIMPLE arithmetic and k-εmodel,the 3D inner flow of the heat exchanger of the thermoelectric system was simulated numerically.

本文在对温差发电系统的冷端换热器的物理模型进行了合理的简化处理后，应用Fluent通用软件，采用Simple算法和标准k-ε湍流模型，对温差发电系统的冷却端换热器内的流场进行了三维数值分析。

The factors affecting the press fit load and the connection strength were numerically simulated.

介绍了中空装配式凸轮轴的技术优势以及滚花连接的连接机理，采用数值模拟的方法分析了影响滚花连接压装力和连接强度的各种因素，并进行了滚花连接压装试验。

Taking water as an example, the pressure gradient was numerically calculated by finite difference method.

采用有限差分法对水在内管做行星运动的环空中流动的压力梯度进行了数值计算。

On the basis of analyzing pump-jet propulsor, inside flow fields are numerically simulated by using the software FLUENT, on the condition of setting up the physical models and the mathematic models and determining the boundary conditions.

在分析泵喷射推进器的基础上，建立了其数值仿真的物理模型和数学模型，确定了求解的边界条件，利用CFD软件FLUENT对泵喷射推进器的内流场进行了数值仿真。

The level of the population pulsation effect in the coupling effects was calculated numerically.

数值计算了粒子数脉动在耦合效应中的大小。

In the third chapter, the contractilities and asymptotical stabilities of neutral delay integro-differential equations are concerned. The extended Runge-Kutta methods, with the compound quadrature formula and the Pouzet quadrature formula, are numerically stable under suitable conditions. The numerical experiments prove this result.

第三章，研究了中立型延迟积分微分方程，其理论解的收缩性和渐近稳定性，利用复合求积公式与Pouzet求积公式扩展Runge-Kutta方法，并获得了数值方法的稳定性条件，随后的数值试验结果进一步证明了方法是数值稳定的。

Based on the model of the high-order nonlinear Schrdinger equation with quintic term, we numerically study the interaction between the femtosecond solitons in optical fiber with saturate nonlinearity.

以包含五阶非线性效应的高阶非线性薛定谔方程为模型，数值研究了饱和非线性光纤中飞秒孤子间的相互作用。

A set of radiosonde data is numerically inverted. Several factors that influence the inversion accuracy, and the limitation of remote sensing of water vap...

对一系列的探空资料进行了模拟反演，讨论了影响反演精度的几个因子以及微波空对地遥感水汽分布的局限性。

After analysing the flight, cooling and undercooled solidification of multistage atomized droplets, this paper adopts Newtonial cooling, highly undercooled heterogeneous nucleation and steadystate continuous growth model to calculate and simulate numerically the thermal history of droplets and effect of main atomization process parameters during multistage atomization. The results indicated that large undercooling occur mainly during later stage of multistage atomization while recalescence and rapid quenching occur mainly during forced cooling stage.

在分析多级雾化过程雾化微滴的飞行冷却和过冷凝固特点及规律的基础上，本文采用了牛顿冷却、大过冷非均匀形核及稳态连续生长模型，对纯铝多级雾化过程中微滴热历史以及主要雾化工艺参数对其的影响作用进行了数值分析和计算，结果表明：大过冷主要是在多级雾化后期形成的，再辉和急冷则主要发生在强制冷却阶段。

Heat transfer performance of a plate-fin recuperator was studied experimentally and numerically in this paper.

对板翅式回热器的传热性能进行了实验和数值模拟，对板翅式回热器的传热性能以及其温度场和速度场的情况进行了分析，为今后的此种换热器的设计与改进提供了一定的理论依据。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。