英汉例句

• buy the way, for the network with controlled source, we can write the node admittance matrix and mesh impedance matrix directly and don't make any complex matrix calculation.

  利用此法，对含有受控源的网络，可直接列出其结点导纳矩阵和网孔阻抗矩阵，而不需进行繁复的矩阵运算。

• the branch admittance matrix has not to be modified and its principle is very simple in the method.

  该方法物理概念清晰、原理简单、计算过程中不需修改故障所在支路导纳矩阵，计算过程变得简便快捷。

• there exists a strong duality between z_(ind) and the indefinite admittance matrix y_(ind).

  不定阻抗矩阵和不定导纳矩阵之间有着很强的对偶性。

• this paper gives the discussion on a kind of analysis method, node admittance matrix method, for negative feedback amplifying circuits.

  本文讨论负反馈放大电路的一种分析方法——节点导纳矩阵分析法。

• firstly, a general formulation for equivalent admittance matrix relating propagating modes and cutoff modes to each other is derived by the method of moments for the multi-port coupling problems.

  利用矩量法，首先导出了多端口耦合问题的关于传输模和截止模的等效导纳矩阵的计算公式。

• many optimal bus-labeling methods have been proposed in order to improve the efficiency of computation of nodal admittance matrix in power systems and to save the computer memories.

  电力系统的节点导纳方程组一般是维数很大的线性方程组。为了减少导纳矩阵的运算量，节省计算机内存，人们提出了很多优化编号方法。

• using dynamic equivalent admittance matrix to express the effect of one generator to the power system, the mathematics model of two generator system with longitudinal structure is derived.

  用动态等值导纳矩阵表示某台电机对系统影响的方法，推导出双机拖曳型系统的数学模型。

• then, an efficient method for upgrading the reversibility of full bus admittance matrix of a distribution network is proposed by perturbing shunt susceptance.

  提出了一种基于节点电纳摄动改造配电网全节点导纳矩阵可逆性的方法。

• explicit formulas for the constraint admittance matrix and the nodal short-circuit current source vector of networks containing ideal voltage sources are derived by nodal approach.

  本文用节点法分析了含理想电压源的网络，从网络的不含源导纳矩阵获得了含源网络的约束导纳矩阵以及节点短路电流源向量的公式。

• the nodal admittance matrix in phase coordinates of the transformer is obtained, which can be conveniently used to interface with power systems and traction networks in related analyses.

  给出了该变压器在相坐标下的节点导纳矩阵，以便同电力系统和牵引网接口进行有关分析。

• using dynamic equivalent admittance matrix to express the effect of one generator to the power system, the mathematics model of two generator system with longitudinal structure is derived…

  该方法可推广到两机以上的系统，为设计多机系统最优励磁控制器提供了依据。

• on the basis of the scattering equation, some rules of transferring passive admittance matrix to active admittance matrix are obtained.

  从散射方程出发，求得从无源网络导纳矩阵到有源网络导纳矩阵的转换规则。

• the admittance matrix ytc of the branch set is defined, and it is assumed that the vector voltage of the branch set, flc is a calculative quantity. so the equation …

  定义了回路岔集导纳矩阵，假设回路岔集电压矢量作为中间计算量，导出了回路岔集方程，并提出了对电网络的回路岔集分析法。

• the admittance matrix includes the information about the winding connection of the transformer, the electrical quantities of the transformer, and how the start points are connected.

  该导纳矩阵包含了变压器各绕组的联结方式、变压器的电气参数及变压器中性点的接地方式等信息。

• also, having made use of reverse transmission to describe an operational amplifier, a unified rule of the constraint admittance matrix of networks containing operational amplifiers is obtained.

  对于运算放大器，借助逆传输表示，统一了运算放大器网络的约束导纳矩阵规则。

• by using the variation dynamic admittance algorithm of the load power, the ill-conditional number problem of the node admittance matrix is solved.

  利用负荷功率变动态导纳算法解决了节点导纳矩阵病态问题。

• the method can make the bus admittance matrix be benign, which guarantees high speed and accuracy of algorithm.

  该方法可使节点导纳矩阵良性化，从而保证算法快速、準确地收敛。

• the aim of the paper is to receive nodal impedance matrix by adding- branch line algorithm and admittance matrix algorithm, to analyze the effect of them, and to provide the models.

  使用了支路追加法和导纳矩阵求逆法来形成节点阻抗矩阵，给出了两种算法的数学模型，分析了算法各自的特点和优势。

• the indefinite admittance matrix (iam) method is one of useful methods for analyzing linear time-invariant networks.

  不定导纳矩阵法可以用来分析线性时不变网络。

• by observing the network, the admittance matrix is written directly and thus circuit can be solved.

  通过观察，直接由网络写出导纳矩阵，并由其求解电路。

• a new parallel in time and in space relaxed newton method and a new parallel in space relaxed newton method for admittance matrix reduction are described in detail.

  较详细地描述了用于暂态稳定性计算的时间空间并行松弛牛顿方法以及用于收缩导纳矩阵计算的空间并行松弛牛顿方法。