Secondly,according to the estimation of F(t)=E(t)+ε1φ(t)+ε2χ(t),an exponential decay result is established.
首先,利用Faedo-Galerkin逼近方法证明了整体弱解的存在性;其次,通过函数F(t)=E(t)+ε1φ(t)+ε2χ(t)的估计,得到了能量的指数衰减性。
The image reconstruction problem of linear attenuation coefficients is very difficult and central in transmission TGS.
在TGS透射测量中,线性衰减系数值的图像重建问题是TGS的难点和核心问题。
Seismic ductility reduction factor for MDOF shear structures;
剪切型多自由度结构体系抗震延性折减系数
In order to analyze the characteristic of the seismic strength demand for shear-type structures,this paper analyzes the relationship between ductility reduction factors and displacement ductility factors with structure natural vibration period by the nonlinear time-history analysis of single-degree-of-freedom systems subjected to earthquake ground motions in different site conditions.
为了研究剪切型结构抗震强度需求的变化规律,本文基于单自由度体系的非线性时程分析,研究了不同场地条件下延性折减系数与位移延性系数和结构自振周期的关系;采用修正等效单自由度体系位移延性折减系数的方法,研究了剪切型多自由度体系的延性折减系数;以基于中国建筑抗震规范设计的代表不同抗震能力要求的RC框架结构为分析对象,通过静力弹塑性分析,研究了RC框架结构的体系超强能力。
Structure ductility reduction factor is a key parameter to reduce elastic seismic strength demand to arrive at the design level in building seismic design.
结构延性折减系数是抗震设计中把弹性抗震强度需求折减到弹塑性设计水准的关键参数。
Exponential Decay of Thermoelastic Plate with Variable Coefficients and Dynamic Boundary
具有动态边界的变系数热弹性板的指数衰减性
The Exponential Decay of Energy for Semi-linear Damping Wave Equation;
半线性阻尼波动方程的解的能量指数衰减性
Exponential Decay of Solution of Wave Equation with Boundary Memory;
具边界记忆项的波方程解的指数衰减性
Global Existence, Uniqueness and Exponential Decay for a Nonlinear Thermoelasticity System;
一类非线性热弹性梁方程解的整体存在，唯一和指数衰减性
Exponential Decay of 1D Nonlinear Wave Equation With Indefinite Damping
带有不定阻尼的一维非线性波动方程的指数衰减性
It is easy to show, for an exponential decay, that the uncertainty in the life time is also z.
很容易证明，对于指数衰减来说，寿命的不确定性也是z。
Linear prediction of exponential decaying sinusoidal superposition signal
振幅指数衰减正弦干涉信号线性预测模型的求解
The frictional dissipation will introduce an exponential decay.
摩擦耗散可导致指数式的衰减。
The density goes down exponentially with height.
分子密度随着高度的上升而指数衰减。
Studies on Double-exponential Decay of Ionization for H_2~+ Exposed to Intense Lasers;
H_2~+强光电离中的双指数衰减过程研究
Discuss of Method to Determine Consistent Spectra Decaying Constant
一致概率谱衰减指数的取值方法探讨
Revise for fourier transform of exponential decay signal
指数衰减信号的Fourier变换修正
Analysis on an exponential attenuation factor in the modified Friedlander equation by overpressure tests
修正的Friedlander方程指数衰减因子
In initial stage of decomposition, litter loss accorded with an exponential attenuation model.
分解初期,枯枝落叶的损失符合指数衰减模型。
A specimen which is much thicker than the penetration depth decays exponentially.
一个比穿深透度厚得多的样品，按指数律衰减。
Entry,Temporary Suspension and Exit Decisions under Uncertainty;
指数衰减模型的进入、临时关闭与退出策略
Empirical analysis of performance for investment fund through Sharpe ratio and decay rate;
投资基金绩效评价的Sharpe指数与衰减度实证分析
Study on rapid charging of lead-acid battery based on current decay index
基于电流衰减指数的铅蓄电池快速充电研究