查询词典 stability criterion

Also the problems of stochastic controllability, observability and stability of the filter are studied, a simple observability criterion for the time-invariant systems is set up, error band of the filtering is given theoretically, and the filtering stability results are proved under more general conditions; besides, the filtering error caused by uncorrect mathematical models is analysed.

本文还研究了随机能控能观性及滤波的稳定性问题，建立了结构简单的平稳定常系统的能观性判据，在理论上给出了滤波算法的误差范围，在更一般的条件下证明了最优滤波算法的稳定性；并从理论上分析了模型误差对滤波产生的影响。

Third, by summary and analysis the factors which influence landslide stability, discovered that the landside stability evolution could divide into drop model and drop–rise model, which take the ratio of water level change speed, infiltration coefficient, specific yield as criterion.

3通过总结分析影响滑坡稳定性的因素发现，滑坡体的稳定性演变趋势可以水位变动速度和渗透系数、给水度的比值作为判别依据，将滑坡的稳定性演变规律分为下降型和下降-上升型。

The stability of the helical equilibrium is analyzed with phase plane method, and an analytical criterion of stability is revealed.

用相平面法分析螺旋线平衡的稳定性，导出解析形式的稳定性条件。

At the same time, the sufficient and necessary conditions for holding the control system robust stability are analyzed, and the stability criterion in terms of the spectral radius is presented.

分析了控制系统保证鲁棒稳定性的充要条件，给出基于谱半径的稳定判据。

Finally, based on Lyapunov stability theory, the robust stability criterion of multi-multiplication interval linear systems are presented.

然后利用Lyapunov稳定性理论，给出多乘性区间线性系统的鲁棒稳定性判据。

By using this graphical stability criterion, a necessary and sufficient condition for the closed-loop stability is given.

此方法也可用来求解系统的相对稳定度问题和应用于其他任意给定被控对象。

A new stability evaluating criterion which can be used to evaluate the stability of different walking patterns of the humanoid robot was proposed.

提出了一种能够评价不同的运动步态之间稳定性好坏的稳定性评价准则。

The voltage stability's improvement has also been studied, and the new voltage stability's criterion has been proposed.

当然，提高和改善电压稳定性是我们研究的一个重点，为此本文还提出了一个新的有实用价值的电压稳定判据。

The calculation method for stability and the criterion of stability safety factor were discussed also.

根据目前钢结构稳定计算方法，评价了计算整体稳定和局部稳定的计算方法，同时根据不同的稳定承载力判别标准分析不同桥型下，承载力判别准则的合理性和局限性。

The motion stability practical criterion of arch structure is brought forward on the base of Lyapunov theorem of motion stability.

在对Lyapunov运动稳定理论研究的基础上，提出了拱结构的运动稳定性实用判别准则。

Listen,point and check your answers.

听，指出并且检查你的答案。

Warming needle is one of effective treatment methods for knee arthralgia aggravated by cold,and it is simple,safety,so it should be developed in clinical acupuncture and moxibustion extensively.

但以本院科针灸门诊在2005年1月—2006年6月期间共收治膝痛患者100余例，经过临床的诊断后，其中施以温针治疗的48例，疗效显著，报道如下。1临床资料本组病例48