A modal damping optimization method for general damped structures is developed in this paper.
研究了一般阻尼结构的模态阻尼优化设计方法。
The logarithmic spiral method is a good way of describing damped harmonic motion.
对数螺线方法是描述阻尼谐振动的一个好方法。
The proposed method was also applied to a viscous damped system, in particularly, to machine tool spindle systems.
所提出的方法也应用到了粘滞阻尼系统，特别是机床主轴系统。
Prevalent programs for the automatic correction in optical designs adopt either the adaptive method or follow the damped least square approach.
目前国内外的光学自动设计程序都采用单一的适应法或阻尼最小二乘法。
The high-order perturbation method is very useful because it could solve eigenproblems even if the parameter of the damped has a great change.
高阶摄动法能解决阻尼系统参数变化较大时的特征值问题，具有较强的实用性。
An accurate modal superposition method for calculating frequency response function of viscoelastically damped structures is put forward.
本文建立了粘弹阻尼结构频响函数计算的高精度模态展开法。
A designing method of wavelet neural network structure based on multiresolution learning is put forward, and the studies of network weights adopt damped least squares.
文章提出一种基于多分辨率学习的正交基小波神经网络结构的设计方法，网络权值的学习采用阻尼递推最小二乘算法。
The harmonic balance method(HBM)was employed to solve the forced response of damped blades considering nonlinear feature of differential equations.
针对该微分方程的非线性特点，采用一阶谐波平衡法，进行了动力响应的计算分析。
In order to simplify the layered soil by this model, this article provides a variably damped least square method to identify the parameters by using the actual acceleration records.
为了将这一模型应用于此类土层，本文根据实际地震动记录，提出了一种变阻尼最小二乘反分析方法，可用来识别模型中的各个参数值。
By using the so-called "natural level functions", we extend the well-known damped Newton method to solve ill-conditioned systems of nonlinear equations.
利用自然水平函数，将众所周知的阻尼牛顿法进行推广，用于求解病态非线性方程组。
An efficient numerical method for the finite-element model updating of damped gyroscopic system was developed based on incomplete complex modal measured data.
提出了一种基于不完备复模态测量数据修正阻尼陀螺系统有限元模型的有效数值方法。
A new method of estimating characteristic parameters for continuous spectrum of response signal of damped free vibration is presented in this paper.
针对自由衰减振动信号的连续谱，提出了一种估计特征参数的方法。
In optimized design, damped least squares method and adaptive procedure are used to get higher relative aperture, lower distortion and appropriate MTF, and so on.
在光学系统优化设计的过程中，应用阻尼最小二乘法和适应法解决了大相对孔径、低畸变和MTF匹配等问题。
The experimental results demonstrate that the method can give a better estimation of poles of damped exponential signals even in a lower signal-to-noise ratio (SNR) situation.
通过实验表明，该方法较其它方法简单有效，即使在较低信噪比的情况下，也能对极点作出较好的估计。
A constrained component mode synthesis method for asymmetric viscous damped systems is presented.
本文对具非对称粘滞阻尼的振动系统提出一种约束部件模态综合法。
A damped LAMBDA algorithm is used for single epoch GPS positioning combining the condition that baseline length on vessel is fixed, a new method for attitude determination with GPS is put forward.
在作者提出的GPS单历元阻尼lambda算法的基础上，结合固定边长条件，给出了一种GPS姿态定位的新方法。
This paper studied the 2-d inversion interpreting technique of electrical sounding with the finite element method and the damped least square method.
本文对应用有限元及阻尼最小二乘法进行电测深二维反演解释技术做了进一步的研究。
Pseudospectral method is used to solve the driven -damped 1-d nonlinear drift -wave equation. Some problems in the computation are discussed.
介绍了用赝谱方法数值求解非线性漂移波方程，讨论了计算中遇到的一些问题。
Damped least-squares method can work successfully at a relatively poor initial value, and it can overcome the recurrence difficulty caused by the singular coefficient matrix.
阻尼最小二乘法在较差的初值条件下能有效运行，并能克服系数矩阵奇异时的迭代困难。
The solution of eigenproblem of slightly damped gyro-systems by the direct perturbation method in configuration space;
导出了在位形空间中，求解对应无阻尼问题有等导重特征值的弱阻尼陀螺特征值问题的直接摄动法。
The solution of eigenproblem of slightly damped gyro-systems by the direct perturbation method in configuration space;
导出了在位形空间中，求解对应无阻尼问题有等导重特征值的弱阻尼陀螺特征值问题的直接摄动法。
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