• 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试验爆炸实测数据合出爆炸场特征方程进而预估出FAE对人员毁伤伤亡等级范围(威力圈)。

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  • 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闭环极点加权矩阵关系,给出了希望加权矩阵的确定方法。

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  • The roots of the characteristic equation determine the stability of the system and the general nature of the transient response to any input.

    特征方程决定系统稳定性以及各种输入响应特性

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  • Indirect method can adjust the characteristic line equation in time based on the status of practical process, thus the forming precision can be improved.

    间接能够根据板料实际加工状态及时调整特征方程提高成形精度

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  • 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.

    文中提出了利用分划曲线判定系统特征方程具有全部方法

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  • 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性质给出系统稳定一个充分条件

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  • The general two-dimensionally periodic dielectric theory is introduced, and the control equation governing the characteristic modes is deduced in detail.

    介绍了一般周期介质理论,详细推导出二维周期介质中模式应满足控制方程

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  • The stiffness matrix corrected by the method not only satisfies the characteristic equation, but also is the unique symmetric positive semidefinite matrix.

    这个方法修正刚度矩阵不仅满足特征方程而且唯一对称正定矩阵。

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  • The main method is using the properties of the solutions of characteristic matrix equation.

    主要方法利用矩阵差分方程特征矩阵方程性质

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  • 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.

    该文还阐明了对称量成立关于特征方程重向的一些结论对非对称二阶张量不一定成立。

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  • The ways of founding the characteristic line equation for adaptive incremental bending is feasible to realize numerical control of the bending process.

    适应增量弯曲特征线方程建立思想对于实现零件数控弯曲成形过程可行的。

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  • 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.

    采用摄动研究了楔形杆固有振动,并且推导出了其固有纵扭振动的振型函数频率特征方程

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  • The parameter identification of joining stiffness of rudder hydraulic servo mechanism can be done by using the direct method of characteristic equation anti problem.

    应用特征方程问题直接方法舵面-液压伺服机构连接刚度参数进行了辨识

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  • Characteristic equation of a rectangular plate is derived based on its potential energy functional.

    基于矩形势能泛函导出特征方程

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  • 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.

    本文采用单位脉冲响应函数识别参数所建数学模型特征方程识别结合部物理参数。

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  • 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.

    方法是将互感线路伏安特性方程转化积分形式采用最小乘法求解方程组,同时得出各线路自阻抗及线路间的零序互阻抗。

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  • 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.

    通过对电结构工作原理分析导出了电液阀p—I压力—控制电流特性方程式

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  • 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.

    根据满足边界条件一系列电磁场方程,推导出填充电介质圆形波导特征方程

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  • This paper discussed the dependence of the characteristic value of characteristic equation on frequency for the given precise characteristic equations of plasma cylindrical waveguides.

    通过给出等离子体圆柱波导精确特征方程讨论了特征方程特征频率依赖

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  • In this paper, a successive approximation procedure for calculating eigenvalues of the complex characteristic equation is proposed.

    本文提出了特征方程一种系统逼近程序

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  • 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问题,提出一种基于演化算法因式分解

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  • Starting from the integral equation of thermal kinetics, a new characteristic equation of combustion is derived.

    动力学积分方程出发建立了新型燃烧特征方程。

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  • 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抛物线,椭圆与双曲线确定广义特征多项式分布

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  • Using the root of the characteristic equation, this paper studies the asymptotic solution of the characteristic equation of the open circular cylindrical thin shells.

    本文利用特征方程性质,研究开口圆柱壳精确微分方程的特征方程的近解。

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  • Based on the basic characteristic equation, two uncoupled equations for cutoff frequencies were obtained theoretically.

    基本特征方程式出发,理论上导出了组非耦合求解截止频率的方程式;

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  • When we solve for the characteristic equation of the system, we assume that there is no force on the right hand side.

    我们求解系统特征方程时,假定右侧有力

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  • Discretization in angular coordinate is needed only and the global equation is a second order characteristic matrix equation.

    维有限元列式只需对扇形区域角度方向离散最后的总体方程一个特征方程。

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  • 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有限精度限制下去计算方程的

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  • 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有限精度限制下去计算方程的

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