查询词典 velocity function

The overall NOX removal efficiency is expressed as an explicit function of space velocity and other parameters, and a simple analytic solution is obtained.

NO_x转化率可以表示为空速和其它参数的显函数并获得单一的解析解。

For two examples, result testifies that it is feasible to use in nonlinear restriction optimization. Chapter 3 is important part in the paper. Analyze and research BP network, concealed node number of network former frame newly. Give new supplement and advice about How to select study velocity and activation function in BP algorithm.

第3章是论文中最重要的一章，通过实例分析研究了BP网络，对网络模型结构的隐层节点数进行分析和新的探讨；对BP算法中的学习速率和激活函数的选取进行了新的补充和建议；对网络的拓扑结构进行了新的构造；对人工神经网络收敛依据提出了新的判断原则。

A two-scale k-ε turbulence model was adopted to calculate turbulent velocity field, and the probability density function method was combined with the Lagrangian flamelet model to predict the turbulent scalar fields.Detailed chemical reaction mechanism GRI-Mech 3.0 was incorporated to describe methane oxidation and nitrogen oxides formation.

采用一个双尺度的 k-ε湍流模型计算速度场，将概率密度函数方法和Lagrangian火焰面模型相结合求解标量场，燃料甲烷的氧化过程和氮氧化物的生成过程采用详细的GRI-Mech 3.0机理描述。

It is apparent, then, that the properties of a fluid are a function of the flow velocity.

很明显，那么，性能的流体是一个功能的流速。

Taking advantage of gauge transformation and dipolar approximation, we qualitatively derive rotating Bose-Hubbard model.Then finite temperature phase boundary between superfluid phase and normal state in rotating Bose-Hubbard model is analytically derived by studying the stability of normal state in rotating bosonic optical lattice.We also analytically prove that as the function of rotation angular velocity the oscillation of critical hopping matrix directly follows the upper boundary of Hofstadter butterfly.

4通过做一个规范变换和偶极近似，定性地推导了旋转Bose-Hubbard模型，并且通过研究正常态不动点的稳定性推广了旋转Bose-Hubbard模型的零温相图到有限温度的情形；另外根据系统有效的能带宽度与旋转速度的关系(Hofstadter蝴蝶)，得到了系统的临界跃迁矩阵随旋转速度的改变展示谐振行为的结论。

Because whether polymerization or not , graviton permanent carry most high speed v, the energy function E=mc2 had precise inspect and verify shows v=1.414c , c is velocity of light, and their kinetic energy is

质子既然是恒星辐射的引力子聚合而成，它在空间不能绝对静止而是具有"群速"，恒星在空间的"宇宙速度"是"群速"的最大值，在原子内部，质子之间的相对速度同样可能达到这一速度。

The function relation of pulse group velocity with frequency and rain rate is obtained.

分析了脉冲波展宽效应机理，得到脉冲波群速度与电波频率、降雨率的函数关系。

It consists of fitting seismic ray traveltimes and positions to data calculated by ray tracing. In order to improve inversion stability and efficiency, seismic ray is described by Hamilton function and ray tracing is done in phase space. Validation tests on synthetic and practical data are analyzed. The tests show that this tomographic method is effective for estimating velocity field in complex media.

为提高反演的稳定性和计算效率，引入了Hamilton函数描述射线，在相空间计算反演所需的射线路径和目标函数对模型参数的导数，对理论模型和实际地震资料进行了试算，试算表明该方法对复杂介质具有较强的适应能力。

Analytical solutions for displacements of the viscoelatic half-space were obtained using Green's function method for various moving loads,including constant and harmonic point,line and area load.All velocity cases including the subsonic,transonic and supersonic velocities were considered.

首先采用Green函数法求解黏弹性半空间体在各种移动荷载模式作用下的动力响应的解析解，包括恒常和简谐移动点源、线源和面源荷载。

The dispersivity of wave propagation implies that phase velocity of a single harmonic wave is a function of the angle frequency.

本论文基于上述耦合模型，对单轴应变一维情况讨论了非线性饱和-非饱和多孔介质中波传播过程的失稳现象和逸散性。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。