查询词典 proportionality factor

The effects of jet interaction on forces and moments are described by interaction amplification factor, and the algorithm to calculate the interaction amplification factor is presented, then the motion model and the dynamics model of interceptor are established according to the previous analysis.

根据大量参考文献的结论，分析了侧向喷流射入拦截弹外流的流场特征，以干扰放大因子来描述干扰效应对力和力矩的影响，给出了放大因子的计算方法，进一步建立了喷流侧向力和空气动力作用下的导弹运动学和动力学模型。

Numerical results show that Q factor and amplitude jitter can be improved for 40 Gb/s return-to-zero signals with Q factor between 5 and 12 when the fiber input average power is chosen suitably.

数值研究了输入平均功率对信号再生的影响，结果表明，通过控制输入光纤的平均功率，Q值在5到12的40 Gb/s归零码信号再生后均可实现Q值和幅度抖动的改善。

The quantum entanglement in a system which is composed of two entangled atoms interacting with the squeezed coherent state is studied by means of the full quantum theory. The influences of the coherent amplitude factor, the squeezing factor, the ratio of two coupling coefficients on the entanglement property are discussed.

利用全量子理论，研究了双原子与压缩相干态光场相互作用系统的量子纠缠特性，分别讨论了相干态振幅参量、光场压缩参量和耦合系数比值对系统场熵和原子相对熵演化的影响。

It is considered that there are four contributions to the nonspecular scattering field from each interface, the scattered power is not simply estimated as the sum of the nonspecular scattering from each interface, it is treated by dynamical diffraction method through multiplying a transmission factor before adding the scattering amplitude, the transmission factor is calculated by the recursive method.

每个界面考虑有四支散射波的贡献，计算总的散射强度时，没有简单的将各界面散射振幅相干叠加，而是用动力学处理方法将每只散射波乘上一个出射因子再叠加，出射因子是由动力学中的迭代方法计算的。

In this paper,the reason arisen from the noise of the BX1 AC arc welder is analysed.For the main factor,moving core viberating,the measure to reduce the noise is advanced from three hands,inside and outside slide.The other measure is also advanced for the second factor.

文摘：对BX1系列交流弧焊机噪声产生的原因进行了分析，针对产生噪声的主要原因——动铁芯的振动，从三个方面、内外滑道分别提出了具体的降低措施，并对次要原因也提出了具体降低措施。

In the paper, the common expression of the non-uniform load shareing factor was deduced, and a function parameter--forc-arm factor and the concept of ideal centre position were presented and their solutions were given, which makes it possible that the dimensions and the capability of load equilibrium of the mechanism could be determined. The criteria of optimum load balancing mechanisms selection were set up with consideration of the effects of frictions and turning pair clearances.

本文通过对平面连杆式均载机构的功能指标—载荷不均匀系数的推导和分析，提出了力臂系数、理想中心位置这样一些能反映均载机构功能与运动结构关系的参数与概念，并给出其求解方法，它们还可以用来确定平面连杆式均载机构各构件的最佳长度尺寸。

Based on the elastic thin shell theory, Karman flexibility factor and stress intensification factor are calculated for the pipeline and the bend pipe element model is established. The effects of structure parameters, such as cable sag and support conditions, on the cable-stayed pipeline bridge are considered.

针对输送管道的薄壁结构特征，在弹性薄壳理论的基础上，引入Karman挠曲系数以及应力增强系数，建立了曲管单元的计算模型；同时考虑了斜拉索的垂度效应、边界条件等结构参数对料拉索管桥的影响。

As is known to all,because of the physical factor,the quality of electric component(such as transformer, generatrix,cable,power capacitor and motor),and the factor of maintenance. The fact of short circuit and abnormal running of the power supply system is inevitable.

众所周知，由于自然条件、电气元件（如变压器、母线、电缆、电力电容器、电动机等）制造质量、运行维护诸方面因素，供电系统发生短路故障或异常运行状态是不可能完全避免的。

In the third chapter, the problem of WCDMA network capacity has been introduced from the point of wireless planning. Through the analysis on WCDMA system load factor, the interference level allowance as well as the signal to noise ratio, the relation among WCDMA system capacity, coverage and the grade of service is demonstrated. The method to compute system parameters, such as traffic volume, system capacity, load factor, disturbance allowance and plot radius is also presented.

第三章则从无线规划的角度提出了WCDMA网络的容量问题，通过对WCDMA系统的负荷因子、干扰电平容限以及信噪比的分析计算，阐述了WCDMA系统中容量和覆盖范围及服务质量三者之间的关系，并详细讨论了WCDMA无线规划中业务量、系统容量、负荷因子、干扰容限和小区半径等系统参数的确定。

This algorithm is based on Ref[1,2] and perfectly improves the method for choosing forgetting factor, and in the algorithm the auto-regulation factor is introduced so as to cope with parameter estimation of fast time varying systems such as missile control system, etc., Digital simulation results show that this algorithm is satisfactory for identifying the parameters which change in the form of some typical functions (e.g., exponential, slide, step, sine, square or their combination).

这种方法主要是在文献 [1，2]的基础上改进了遗忘因子的选取方法，引入了自动调整遗忘因子，以适应导弹控制系统等快速时变系统的参数估计要求。数字仿真结果表明，这种辨识方法对于诸如参数的指数变化、斜坡变化、阶跃变化、正弦变化、方波变化以及由这些变化形式构成的混合变化，都有比较好的辨识效果。

The studies on the developing of new media are very important to the increasing of the area density of HDD and to the implementation of hybrid recoding technology.

光磁混合记录方法，是一种可以突破超顺磁极限的限制，并进一步提高硬盘记录密度和读写速率的一种新型超高密度信息存储方式。

In io, mTOR inhibition promotes T cell anergy under conditions that would normally induce priming.

体内研究中，在正常可激发免疫反应的条件下，抑制mTOR可促使T细胞无能。