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The paper analyses fraction sum of Fibonacci and Lucas number, and obtains a number of interesting constant equations.

本文研究了Fibonacci数和Lucas数分式变换之和，得到若干有趣的恒等式。

In addition, flow field in fluid bed is modeled with FLUENT software to research solid velocity and solid volume fraction in fluid bed and contrast with experiments.

此外，本课题还用FLUENT软件对流化床内的流场进行了模拟，研究了流化床内固相的运动速度和固含率，并与实验值相对照。

However; using light to find one's own way around requires vastly more energy, since the e have to detect the tiny fraction of the light that bounces off each part of the scene.

然而，利用光线来认路需要大得多的能量，这是因为眼睛必须能识别四周每一点上的细微反射光。

Finish up with new hardware on all cabinets and drawers, and your kitchen will emerge with a fresh new style. for a fraction of the cost of new cabinets.

结束与在所有内阁和抽屉的新的硬件，并且您的厨房将涌现与一新鲜新式新的内阁的一小部分费用的。

China's stockpile of fissile material is a miniscule fraction of that of the United States.

中国裂变材料的储备，比起美国的来小很多。

Based on the technology of automatic curve fitted, the peak shape parameters and peak shape law in ether fraction of P.

在优化条件下，虎杖乙醚组分的HPLC分析可在60 min内完成，当中的常量成分都能够得到较好的分离度。

The classic non-premixed flame structure is analyzed based on flamelet assumptions and the connections between temperature and mixture fraction are carried out in the adiabatic condition.

通过引入小火焰的假设，分析典型非预混合小火焰结构，推导出绝热状况下缸内温度与混合比质量分数的关系。

As the first attempt, this paper applies the laminar flamelet model to the typical diffusion combustion in diesel engines. A database of the laminar flamelet for a DI engine is built up in the phase space of the mixture fraction with the scalar dissipation rate as parameter.

以KIVA-3程序为基础，摒弃其原有的化学反应模型，模拟内燃机缸内多维湍流流场，并补充求解混合分数的时均值及其脉动均方值的湍流输运方程，得出各曲轴转角下混合分数的时均值及其脉动均方值的缸内空间分布。

The laminar flamelet model in combination with joint probability density function transport equation of mixture fraction and turbulence frequency is used to simulate fluctuating behavior of radiative source term in turbulent jet diffusion flames of hydrogen.

采用κ-ε湍流模型、标量联合的概率密度函数输运方程和层流火焰面模型相结合，模拟氢气自由扩散火焰中辐射源项湍流脉动特征。给出了主燃区内辐射源项湍流脉动的频率图。辐射源项的样本点分布集中，大约95%以上的样本落在其系综的±3倍方差以内，频谱图为单峰

To simplify Hu Ying and coworker's mixing model according to the gel's characteristics, and to revise the Flory's physical entanglment elasticity model, a concept of non-gaussian-short chains and interlooping chains is introduced which results, in a super-short and interlooping chains fraction Ψ and the number of effective segment N.

含离子凝胶分子热力学模型则在上述工作的基础上，进一步考虑了大分子网链中离子氛之间的静电排斥作用，并假设凝胶内活动离子的扩散作用服从唐南平衡，导出了新的含离子凝胶的分子热力学模型。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。