用线性最小二乘法、迭代法以及二分法与最小二乘法相结合的方法,以积分方程、微分方程和放热速率方程拟合dsc数据。
The DSC data obtained are fitted to the integral, differential and exothermic rate equations by linear least-squares, iterative, combined dichotomous and least-squares methods, respectively.
本文利用射影算子、积分算子、乘法算子来证明各种谱的存在性。
In this article, the existence possibility of various spectra is proved with projector operator, integral operator and multiplication operator.
该方法是将互感线路的伏安特性方程转化为积分形式,并采用了最小二乘法求解方程组,同时得出各线路的零序自阻抗及线路间的零序互阻抗。
The new method turned the volt-ampere characteristic equation of transmission lines into an integral form, then used least square method to solve the equations and got the zero-sequence parameters.
它是基于数值积分和矩阵最小二乘法的数值方法。
It is based on the numerical integration and matrix least square method.
该方法是将互感线路的伏安特性方程转化为积分形式,并采用了最小二乘法求解方程组,同时得出各线路的零序自阻抗及线路间的零序互阻抗。
The new method turned the volt - ampere characteristic equation of transmission lines into an integral form, then used least square method to solve the equations and got the zero-sequence parameters.
该法用线性最小二乘法、迭代法以及二分法与最小二乘法相结合的方法,以积分方程、微分方程和放热速率方程拟合实验数据。
Thedata are fitted to the integral, differential and exothermic rate equations by linear least-squares, iterative, combined dichotomous and least-squares methods, respectively.
提出一种采用模拟乘法器和模拟积分器作为基本元件构成功率方向继电器的方案。
A project to design a power direction relay, which is based on an analog multiplier and an analog integrator, is presented in this paper.
本文在此意义下证明几个有关引理,并利用它证明微积分学中关于极限的乘法公式也同样成立。
Under meaning, this paper proves several relative lemmas and proves that the multiplication form about the limit in classical calculus is also valid for the grey limit with the help of th lemmas.
深入地研究了电流平衡式无源及有源积分时分割乘法器的数学模型及误差。
The error and model of current balance passive and active TDM were investigated systematically.
深入地研究了电流平衡式无源及有源积分时分割乘法器的数学模型及误差。
The error and model of current balance passive and active TDM were investigated systematically.
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