回路法

In the method, a optimization model of a ventilating network is put forward by taking the minimizing squared sum of algebraic sum of the ventilation pressure of all branches in a independent circuit about all independent circuits as object function, therefore a new algorithm of ventilation network optimization is obtained.

该方法通过使所有独立回路分支风压代数和的平方和最小化的方法，建立了通风网络解算优化模型，并用梯度法对该模型进行解算，获得了一种新的风网解算算法。

In the method, a optimization model of a ventilating network is put forward by taking the minimizing squared sum of algebraic sum of the ventilation pressure of all branches in a independent circuit shoot all independent circuits as object function, therefore a new algorithm of ventilation network optimization is obtained.

该方法通过使所有独立回路分支风压代数和的平方和最小化的方法，建立了通风网络解算优化模型，并用梯度法对该模型进行解算，获得了一种新的风网解算算法。

Based on one-dimensional Method of Characteristics, a numerical model of pressure-wave progation if presented in this paper. A special code is programmed to analyze and calculate waterhammer resulted from rapid opening or closing of valve in the experimental sodium loop of Fast Breeder Reactor.

本文利用一维特征线法，建立了压力波传播的数学模型，并编制了专用程序，利用该程序对快堆实验钠回路中由于阀门的快速开启与关闭引起的压力波的传播进行了分析计算。

In order to solve the problem in calculating the klystron output circuit characteristic, based on field analysis and post-processing of 3D electromagnetic field simulation software ISFEL3D, a field analysis method is proposed.

为解决速调管输出回路特性参数计算时遇到的困难，结合场分析的手段和3维电磁场模拟计算软件ISFEL3D后处理部分，提出了场分析法。

Network loops cannot be analyzed using traditional schedule network analysis techniques such as critical path method.

传统的进度网络分析技术，如关键路线法无法分析回路。

The third way was deduced from the equation that the imaginary part of resistance is zero when it is.

通过在耦合微带谐振器对称面加电壁和磁壁法、用网络的转移矩阵计算插入损耗L法、以及滤波器谐振时回路的阻抗虚部为零的方法，推导了滤波器级间耦合系数的计算公式。

Injecting variable-frequency signal method has many advantages such as no need to adjust inductance of arc-suppression coil, unchanging running status of power utility, secondary measurement, etc, which is a widely used method in capacitive current detection.

注入变频信号法具有不需要启动电感调节装置，不改变系统运行状态，二次回路测量等诸多优点，是目前应用较多的一种检测方法。

A method to get the repulsive force, which is based on Integral Element Equation, is introduced in this paper and the simulation of the process of the mechanism is completed.

本文采用积分方程法，考虑触头回路、栅片对磁场的综合作用，对磁场及电动斥力进行计算分析，并求解运动学及动力学方程，模拟在电动斥力作用下的机构运动过程。

Multi-loop control porameter is calculated according to the different route porameter, and several types route coneroller parameter is calculated in off-line processing.

采用标准的数法设计PID控制器，能确切地给出系统的过渡时间和超调量，可以根据不同的航道参数的计算多回路控制参数，可以离线地计算出多个典型航道控制器参数。

The close loop equation is used for the positional posture analysis of the output piece of space 3-RPS parallel mechanism and the forward displacement of the mechanism is educed to acquire the positional posture of output piece.

应用闭合回路方程法对空间3-RPS并联机构的输出件的位姿进行分析，推导出该机构的运动学正解，获得了输出件的位姿，给出该机构位姿分析的数值仿真实例。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。