查询词典 numerical coefficient

With the numerical method, the influences of the offset of stronger light, probe-field strength and branching ratio coefficient of spontaneous decay from excited level to lower levels to atomic absorption are discussed.

借助于数值计算，讨论了较强光失谐、探针光强、激发能级向低能级衰减的分配系数对原子吸收的影响。

According to systematic numerical simulation test, it studies the influences of four primary factors of fault: thickness, fault dip, fault deformation modulus and lateral pressure coefficient of initial stress.

通过系统的数值仿真试验来研究断层厚度、断层倾角、断层弹模、地应力侧压系数等四个主要因素的影响。

The numerical analysis results show that displacement response is periodic and synchronized with excited input current. The influence of linear magnetostriction coefficient, amplitude and frequency of excited current on the displacement response is investigated.

计算结果表明位移响应是周期的，并与电流变化同步还分析了材料的线性磁致伸缩系数及电流峰值和频率对输出位移的影响。

Online tuning and relatively light calculation burden due to directly coefficient setting by formula extend this scheme to be used for fast-running process and mechanical equipment, numerical simulation over a wide range of system parameter variation shows that the recommended scheme is superior to both traditional PDF designed by Phelans approach and relay feedback auto-tuning PID in terms of performance behavior.

本文通过基于继电反馈的自整定PDF控制和基于Phelan法的PDF控制及基于继电反馈的自整定PID控制的比较研究，表明所提出的控制方法具有良好的控制效果。

Online tuning and relatively light calculation burden due to directly coefficient setting by formula extend this scheme to be used for fast-running process and mechanical equipment, numerical simulation over a wide range of system parameter variation shows that the recommended scheme is superior to both traditional PDF designed by Phelan's approach and relay feedback auto-tuning PID in terms of performance behavior .

大量的数值仿真试验表明，该自整定PDF控制方法具有良好的控制效果和在线调节性能，具有设计公式简单、相对计算量小的特点，能够应用于快速变化的过程和机械设备中。本文通过基于继电反馈的自整定PDF控制和基于Phelan法的PDF控制及基于继电反馈的自整定PID控制的比较研究，表明所提出的控制方法具有良好的控制效果。

The drag force between descending packed bed and gas flow is discussed by the drag coefficient of Ergun's equation. The calculation tool is ANSYS-CFX and the numerical method is finite volume method.

两相流中的阻力系数应用流体化床领域的Ergun's equation来探讨气体流经向下移动中的堆料床所造成的作用力。

By numerical integral of this model, the factors which affect the additional twist of yarn are analyzed, including the pressure in the profile tube, the coefficient of friction between the fiber band and lattice apron, the length of the suction slot and the curvature radius of profile tube.

通过对集聚区内须条的集聚过程分析，建立须条的受力模型，发现须条在集聚过程中会产生附加捻度，并且对影响须条附加捻度的各种因素：异型管开槽长度、负压大小、须条和网格套圈间的摩擦因数以及异型管的曲率半径进行了分析。

3D integer model of spillway and frusta of brake are established and numerical computation of 3D viscous flow over spillway is completed. The influence of frusta of brake for design parameters such as shape of free surface,pressure on dam,flux coefficient is computed aim at type of frusta of brake and disposal on dam and compute result of different type of frusta and disposal model is compared.

6通过建立溢流坝和闸墩的三维整体模型，完成了对三维过坝水流粘流场的数值计算，针对闸墩的型式及在坝面的布置计算了闸墩对水面线形状、坝面压力、流量系数等设计参数的影响，并将不同墩型与布置形式的计算结果进行比较。

Based on Galerkin finite element method, a new upwinding finite element numerical model suitable for modeling wind driven current in shallow lakes is derived by introducing streamline upwinding method and the selective lumping coefficient matrix scheme.

从控制方程组出发，以 Galerkin有限元法为基础，引入沿流线加权的权函数(沿流线加权的迎风有限元法)和选择性集中系数矩阵方法，推导、建立了一适合于浅水湖泊风生流计算的二维迎风有限元数值模型。

Binary system ; activity ; phase diagram ; spline function ; numerical computation ; computer applications ; Free terras ; activity coefficient

二元体系；活度；相图；样条函数；数值计算；计算机应用；活度系数

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。