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- The prediction of the PIM amplitude and power by using the power series method 幂级数法对无源交调幅度和功率的预测
- power series method 幂级数法
- The nonlinear behavior of the power system can be analyzed using modal series method. 模态级数法是一种新的用于反映非线性系统动态特性的方法。
- Series solutions: power series solutions of differential equations, Frobenius method, special functions. 评量方法自行设计测验,作业/习题练习,课堂讨论,课程参与度(出席率)
- Series solutions: power series solutions of ODEs, Frobenius method, special functions. 评量方法自行设计测验,作业/习题练习,课堂讨论,课程参与度(出席率)
- In this paper, an extended order method (EOM) is derived for solving the nonlinear problem which can be expanded in a power series. 针对可展成幂级数形式的非线性特徵问题,提出了一种通过初始系统矩阵的扩阶来使原非线性问题线性化的扩阶方法。
- A relatively direct method is expounded in this paper to prove the termwise differentiation of power series, and a simple method is expressed to calculate the Fourier coefficient. 用比较直接的方法证明幂级数的和函数在收敛域内可以逐项微分的公式;并得到了计算傅立叶系数的一种简便方法.
- Based on the theory of modal superposition and power series expansion, a modal superposition method for the sensitivity analysis of FRF is proposed in this paper. 基于模态展开和幂级数展开原理,提出了一种频响函数灵敏度分析的模态展开法。
- Cool!! Quite nice conclusions about some basic geometric and power series!! 酷!关于一些基本的几何与幂级数很漂亮的结论。
- By using differentiator series method,the formula of partial integration is obtained. 用微分算子级数法得到分部积分公式,使一类积分计算变得十分简单。
- As yet, a variety of approaches, such as the perturbation method, power series expansion, angular spectrum representation and integral solution of the wave equation etc. have been proposed to treat the beam propagation behavior beyond the paraxial regime. 迄今已提出许多方法 ,例如微扰法、级数展开法、算子法、角谱分析法和波动方程积分解等方法 ,用以研究光束的非傍轴传输行为。
- The process of replacing polynomials by formal power series is an example of a general device known as completion. 用形式幂级数来代替多项式的过程是被称之为完备化的这种一般手段的一个例子。
- The method suggested in this paper is that we remove all the intermediate supports and obtain an essential statically determinate system and then find the deflection curve of the beam by means of a power series. 本文提供的方法是:去除中间支座以得基本静定系统,然后借助于幂级数求解梁的挠曲线。
- Using time series method to establish ARIMA (11,1,0) model for some wind speed directly measured from wind farms’ certain station in China. 文章运用时间序列法对我国某风电场测风站实测风速建立时序ARIMA(11,1,0)模型,并进行风速预测。
- The main result in this thesis is the generalisation of Bergman's diamond lemma for ring theory to power series rings. 由于石化能源价格高涨的冲击,如何制造更省油、更有效率的推进系统成为航空业的重要课题。
- This dissertation obtains some satisfying results by making use oftime series method to predict sales volume of short silk and long silkabout Dacron in the Polyester Complex. 对聚脂厂涤纶短丝和涤纶长丝的销售量,用时间序列方法进 行了预测,得到了比较满意的结果。
- The decimal equivalent of a binary number can be found by expanding it into a power series with a base of 2. 一个二进制数字可以通过扩大以2为基准的幂级数来等同于十进制。
- The first one is chosen using time series method, and the second is obtained from measurements using the autocovariance function of the stationary stochastic process. 二是应用平稳随机过程的自协方差函数从双差观测值中提取的正则化矩阵。
- General formulas of the amplitude of intermodulation products as a function of intermodulation orders in two-carrier case are derived by applying Fourier series method. 在已知传递函数的情况下,采用傅立叶级数法,推导了二载波情况下互调产物的幅度及其随阶数变化的一般表达式。
- To terminate a computational process in accordance with some rule,e.g.,to end the evaluation of a power series at a specified term. 根据某种规则终止一个计算过程,例如,对幂级数估值时,取到指定项就停止运算。