Because of the uncertain state of the market, buyers are holding back.
由于价格不稳定的缘故，大多数买主已退出市场。
A lot of incomplete contracts exist in present real life and the rights and obligations of both parties in contracts are in uncertain state.
不完全合同在现实中大量存在，合同双方的权利义务处于不确定状态。
In this paper, a kind of linear uncertain state-space system is stabilized, and some new criteria of robust stabilization using impulsive control are established.
本文采用脉冲控制来镇定一类线性不确定系统，获得了脉冲控制下新的鲁棒稳定性判据，并通过实例进行了仿真。
But rows with the European Commission over state aid and restructuring plans make its future uncertain.
但与欧盟委员会就国家补助和重建计划的争吵使得其前景并不明朗。
Sometimes customers are uncertain about whether they're turning their environment into an unsupported state when defining additional indexes.
有时，客户在定义额外索引时不能确定是否正在将他们的环境调优为一个不支持的状态。
The current state and uncertain future of the US economy has emerged as one of the key concerns among American voters.
美国的经济现状和不确定的未来成为了美国选民最关注的核心问题之一。
Many infrastructure projects, from roads to power plants, are stalled or reliant on public-sector customers which are bust in all but name and which enjoy uncertain backing from the state.
从道路到发电厂，许多基础建设项目处于停滞或依赖于公共部门的客户——他们名存实亡并多多少少受到国家的支持。
It considers that the locomotion state of gases at arbitrary moment is uncertain. People only can give probability that the molecule occurs around certain state.
它认为在任意给定的时刻一个气体分子的运动状态是不确定的，人们只能给出该分子在某一状态附近出现的概率。
For uncertain discrete-Time-delay systems with both state and input delays, this paper addresses the problem of designing an guaranteed cost state feedback time-delay controller.
对一类同时具有状态时滞和输入时滞的不确定离散时滞系统，提出保性能状态时滞反馈控制律的设计问题。
Companies will not increase production or build new capacity while the state of future aggregate demand remains uncertain.
如果国家未来的需求总量仍然无法确定，企业就不会增加生产，或是新产能。
As for the strong nonlinear and uncertain characteristic of the power system, the nonlinear state PI coordinated controller of excitation and valve is proposed in this paper.
针对电力系统的强非线性和不确定性的特点，直接对其非线性不确定对象设计了非线性状态PI励磁汽门协调控制器。
In this paper, the robust positive invariance of given linear state constraint sets of uncertain discrete time systems is studied by means of the mixed monotone decomposition method.
利用混合单调分解方法研究离散非线性、时变凸多面体系统族的线性状态约束集合的鲁棒正不变性。
Based on T-S fuzzy model, the guaranteed cost control problem of a class of uncertain nonlinear systems with input and state time delay is discussed.
针对一类具有输入与状态时滞的参数不确定非线性系统，基于T - S模糊模型，讨论该系统的保性能控制问题。
The robust state observer design problem for uncertain singular systems with D_stability constraints is discussed.
研究了具有D稳定约束的不确定广义系统鲁棒状态观测器问题。
This paper focuses on the design problem of decentralized guaranteed cost state feedback controllers for a class of interconnected uncertain discrete-time systems and a given quadratic cost function.
结合一个给定的二次型性能指标，研究一类关联不确定离散大系统的分散保性能状态反馈控制器设计问题。
This paper studies the delay dependent memoryless robust stabilization problem for a class of uncertain linear system with time varying delays in both state and control.
本文研究了一类状态和控制同时存在滞后的不确定线性系统时滞依赖型鲁棒镇定问题。
For a class of uncertain nonlinear time-delay systems, a state feedback control method which cause the system quadratic stabilization is proposed.
对于一类不确定非线性时滞系统，研究使系统二次稳定的状态反馈控制方法。
This thesis researches on mainly two aspects, obstacle-avoiding of mobile robot in real-time and the kalman filtering prediction of the state of obstacles in dynamic uncertain environments.
本文的研究工作主要是针对动态不确定环境下，移动机器人的实时动态避障和对障碍物状态信息的卡尔曼滤波预测两个方面的研究展开的。
Then the performance criteria design is discussed for a class of nonlinear uncertain systems with state perturbations and state's derivative perturbations as well.
在此基础上，进一步探讨了同时含有状态摄动和状态导数摄动的不确定非线性系统的鲁棒性能准则设计问题。
Based on T-S fuzzy model, the guaranteed cost control problem on uncertain nonlinear systems with input and state time delay was discussed.
针对一类具有输入与状态时滞的参数不确定非线性系统，基于T - S模糊模型，讨论该系统的保性能控制问题。
The design problem of robust state observers for a class of uncertain nonlinear systems is studied in this paper.
该文研究了一类具有结构和参数不确定性的非线性系统的状态观测器设计问题。
In this paper, the problem of assigning the poles in a specified disk by state feedback for linear discrete uncertain systems is discussed.
研究利用状态反馈对线性离散不确定系统进行区域极点配置的问题。
A new robust stability criterion for uncertain systems with multiple state-delays and nonlinear time-varying perturbations is obtained by the matrix inequality technique.
利用矩阵不等式技巧，得到了一个新的具非线性时变扰动的不确定多状态时滞系统的鲁棒稳定性判据。
The problem of the state feedback robust stabilization for a class of linear uncertain system with multi-time delays is studied.
研究一类线性不确定多时滞系统的状态反馈鲁棒镇定问题。
The state transformation is used to convert a system with uncertain and unmatched input time-delay into a delay-free one, with a sliding mode controller designed.
针对具有输入时滞、且同时具有非匹配不确定项的一类对象模型，采用状态变换法把原系统转化成为一个无时滞系统，并应用滑模控制的方法设计了控制器。
At last, the guaranteed cost control for uncertain continuous singular systems with state delay is considered.
论文最后一部分研究奇异不确定时滞系统的保性能控制问题。
The problem of robust state estimation for linear systems with uncertain parameters and noise is considered in this paper.
本文研究了一类具有参数和噪声特性不确定线性系统的鲁棒状态估计问题。
Then, the paper considers positive control problem for uncertain continuous singular systems with state delays.
接下来又得到了带有状态滞后及不确定性的连续广义系统正实控制器的设计方法。
Then, the paper considers positive control problem for uncertain continuous singular systems with state delays.
接下来又得到了带有状态滞后及不确定性的连续广义系统正实控制器的设计方法。
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