Based on the analysis of characteristics of explosive field formed by FAE, characteristic equation is fitted with trial data. Then the range of casualty ranking of FAE is deduced (the power range).
利用FAE静爆试验爆炸场的实测数据拟合出爆炸场特征方程,进而预估出FAE对人员毁伤的伤亡等级范围(威力圈)。
Based on the Hamiltonian system's theory, the relationship between closed-loop poles of system characteristic equation and weighting matrices was thoroughly investigated.
根据哈密尔顿系统理论,深入研究了系统特征方程的闭环极点和加权矩阵的关系,给出了希望加权矩阵的确定方法。
The roots of the characteristic equation determine the stability of the system and the general nature of the transient response to any input.
特征方程的根决定了系统的稳定性以及对各种输入的响应特性。
Indirect method can adjust the characteristic line equation in time based on the status of practical process, thus the forming precision can be improved.
间接法能够根据板料实际加工状态及时调整特征方程,提高了成形精度。
Methods of using the D-decomposition curves to judge whether all the roots of the characteristic equation possess a negative real part are also discussed.
文中也提出了利用分划曲线来判定系统特征方程具有全部负实部根的方法。
By studying the properties of roots for the corresponding characteristic equation, the sufficient conditions under which the equation is stable are given.
通过分析相应特征方程根的性质,给出系统稳定的一个充分条件。
The general two-dimensionally periodic dielectric theory is introduced, and the control equation governing the characteristic modes is deduced in detail.
介绍了一般二维周期介质理论,详细推导出二维周期介质中模式应满足的控制方程。
The stiffness matrix corrected by the method not only satisfies the characteristic equation, but also is the unique symmetric positive semidefinite matrix.
用这个方法修正的刚度矩阵不仅满足特征方程,而且是唯一的对称半正定矩阵。
The main method is using the properties of the solutions of characteristic matrix equation.
主要的方法是利用矩阵差分方程的特征矩阵方程解的性质。
The paper illustrates the conclusions about the multiple root of characteristic equation and characteristic vector which fit symmetric tensor of rank two may unfit unsymmetric tensor.
该文还阐明了对二阶对称张量成立的关于特征方程的重根与重向的一些结论对非对称二阶张量不一定成立。
The ways of founding the characteristic line equation for adaptive incremental bending is feasible to realize numerical control of the bending process.
自适应增量弯曲特征线方程的建立思想,对于实现零件数控弯曲成形过程是可行的。
The natural longitudinal or torsional vibration of a wedge-shaped shaft is studied with perturbation method. The vibration mode function and the frequency characteristic equation are derived.
采用摄动法研究了楔形杆轴的固有纵扭振动,并且推导出了其固有纵扭振动的振型函数及频率特征方程。
The parameter identification of joining stiffness of rudder hydraulic servo mechanism can be done by using the direct method of characteristic equation anti problem.
应用特征方程反问题的直接方法对舵面-液压伺服机构连接刚度参数进行了辨识。
Characteristic equation of a rectangular plate is derived based on its potential energy functional.
基于矩形板的势能泛函导出其特征方程。
The impulse response method is adopted to identify the modal parameters, and the physical parameters are estimated from the characteristic equation of the mathematical model built.
本文采用了单位脉冲响应函数法识别模态参数,由所建数学模型的特征方程识别结合部的物理参数。
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 structure and the working principle of electronic-hydraulic valve are analysed and the P-I (Pressure-Control current)characteristic equation of electronic-hydraulic valve is derived.
通过对电液阀结构与工作原理的分析,导出了电液阀的p—I(压力—控制电流)特性方程式。
Based on a series of simultaneous electromagnetic field equations contented with the boundary conditions, the characteristic equation of the circular groove guide loaded with dielectric is derived.
根据满足边界条件的一系列电磁场方程,推导出填充电介质的圆形槽波导的特征方程。
This paper discussed the dependence of the characteristic value of characteristic equation on frequency for the given precise characteristic equations of plasma cylindrical waveguides.
通过给出的等离子体圆柱波导的精确特征方程,讨论了特征方程的特征值对频率的依赖。
In this paper, a successive approximation procedure for calculating eigenvalues of the complex characteristic equation is proposed.
本文提出了对复变特征方程求根的一种系统逼近程序。
A real factorization method based on evolutionary algorithms is proposed for finding tbe roots of the characteristic equation of a linear time-invariant closed-loop system.
针对线性定常闭环系统特征方程的求根问题,提出了一种基于演化算法的实因式分解法。
Starting from the integral equation of thermal kinetics, a new characteristic equation of combustion is derived.
从热动力学积分方程出发建立了新型燃烧特征方程。
The algebraic condition can be represented by the distribution of the roots of the generalized characteristic equation of the ellipse and parabola (hyperbola).
这些代数条件表示为由椭圆与抛物线,椭圆与双曲线确定的广义特征多项式的根的分布。
Using the root of the characteristic equation, this paper studies the asymptotic solution of the characteristic equation of the open circular cylindrical thin shells.
本文利用特征方程根的性质,研究了开口圆柱薄壳精确微分方程的特征方程的渐近解。
Based on the basic characteristic equation, two uncoupled equations for cutoff frequencies were obtained theoretically.
从基本特征方程式出发,理论上导出了两组非耦合的求解截止频率的方程式;
When we solve for the characteristic equation of the system, we assume that there is no force on the right hand side.
当我们求解系统特征方程时,假定在右侧没有力。
Discretization in angular coordinate is needed only and the global equation is a second order characteristic matrix equation.
该一维有限元列式只需对扇形区域在角度方向上离散,最后的总体方程为一个二次特征根方程。
Furthermore, even if the exact characteristic equation can be obtained, we could not compute the roots of the equation in the demanding precision.
进一步,即使可以精确地得到特征方程,我们依然无法在有限精度的限制下去计算方程的根。
Furthermore, even if the exact characteristic equation can be obtained, we could not compute the roots of the equation in the demanding precision.
进一步,即使可以精确地得到特征方程,我们依然无法在有限精度的限制下去计算方程的根。
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