借助这一新方法，得到了非线性系统指数稳定的充分条件，并给出了解的指数衰减估计。
With this new approach, some sufficient conditions for the exponential stability of nonlinear systems are obtained, and the exponential decay estimation oft he solution is also proposed.
在能量空间中，当梁的能量非一致衰减时，由初始条件得到了梁的能量多项式衰减估计。
In the case of nonuniform decay in the energy space, we derive explicit polynomial decay estimates valid for regular initial data.
本文讨论始边值问题(1)—(3)，在一般条件下，证明解一致有界，并得出衰减估计。
This paper discusses initial boundary value problem (1) - (3). Under somewhat more general condition, the uniform boundness of the solutions is demonstrated and the decay estimate is obtained.
提出了在利用微震观测资料、构造分析、重现期和地震动衰减估计、以及建立统计模型等方面可以深入研究的内容。
Some topics are proposed for in-depth studies by using microseismic data, tectonic analysis, evaluations of recurrence periods and ground shaking attenuations and statistical models.
黏弹性衰减因子Q的可靠估计可通过Q反褶积来提高地震资料的分辨率并有助于振幅分析。
Reliable estimates of the anelastic attenuation factor, Q, are desirable for improvement of resolution through inverse Q filter and to facilitate amplitude analysis.
同态处理方法还可以同时估计单一波模式的衰减、幅度和初相位；
While homomorphic processing can also be used to calculate attenuation, amplitude and phase of one mode simultaneously.
这种新方法不但能够分辨时延结构紧密的多径分量，而且能有效改善多径衰减参数的估计。
The algorithm can distinguish close-spaced multipath components, and to improve multipath attenuation parameters estimation effectively.
FTF算法可以自适应地跟踪接收机输入信号的幅度衰减，做出实时地估计。
The receiver with FTF adaptive filters can track the amplitude of received signal to form a real-time amplitude estimation.
最后，用一个假设的例子说明以往在用波幅衰减法和时滞法进行参数估计时，忽略淤泥层的存在可能会导致估计偏差。
Hypothetical example shows that neglecting the silt-layer may results in significant parameter errors and parameter estimation discrepancy between the amplitude attenuation and the time lag methods.
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。
A new method of estimating characteristic parameters for continuous spectrum of response signal of damped free vibration is presented in this paper.
文章最后指出，这种衰减谱估计方法因为能在活体条件下对组织进行定征而具有研究价值。
It is pointed out that this method of estimating attenuation spectrum, as one can be used for ultrasound tissue characterization...
在频域抗干扰中提出了一种简化的干扰门限估计算法和干扰谱线线性衰减算法，进一步简化了这些算法的实现复杂度。
I filter in time-domain, 2 a simplified algorithm for estimating threshold between interference and others, and a method of attenuating the interference magnitude linearly in frequency-domain.
提出了一种衰减记忆卡尔曼滤波中衰减因子的自适应估计方法。
A new group of adaptive estimation method of Kalman filter fading factor was developed.
本文介绍了一种在现场用振动衰减系数来估计岩体质量的新方法。
This paper presents the field estimation on rock mass quality by means of vibrational decrement.
对于垂直均匀分布海水，提出了利用机载海洋激光雷达数据估计系统的有效衰减系数、海水的体积吸收系数、体积衰减系数和体积散射系数的方法。
Through the observing system of water inherent optical properties, which were developed by WETlabs Inc, the backscattering and scattering coefficients of Lake Taihu had been obtained in Oct.
对于垂直均匀分布海水，提出了利用机载海洋激光雷达数据估计系统的有效衰减系数、海水的体积吸收系数、体积衰减系数和体积散射系数的方法。
Through the observing system of water inherent optical properties, which were developed by WETlabs Inc, the backscattering and scattering coefficients of Lake Taihu had been obtained in Oct.
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