查询词典 relatively closed set

The attention is focus on presenting the sufficient conditions for the existence of the memoryless state feedback guaranteed cost controller by linear matrix inequality technology, and the design of the guaranteed cost control law such that the closed-loop system is asymptotically stable and has a specified upper bound of the closed-loop cost function value for all admissible uncertainties.

利用线性矩阵不等式技术，给出了保性能控制律存在的充分条件，所设计的无记忆状态反馈保性能控制律，可以使闭环系统渐近稳定，且闭环性能指标在允许的范围内不超过某个确定的上界。

Air valve closed timely, rapid, not leak closed to improve the efficiency of machines and extended use

气阀关闭及时、迅速，关闭时不漏气，以提高机器的效率，延长使用期。

The fundamental law that is applied in this method is Kirchhoff's first law, which states that the algebraic sum of the voltage around a closed loop is 0, or, in any closed loop, the sum of the voltage rises must equal the sumof the voltage drop.

该方法所使用的一个基本定律是基尔霍夫第一定律，该定律表述为：沿着一个封闭回路的电压代数和为0，或者：沿着一个封闭的回路，电压降之和等于电压升之和。

The fundamental law that is applied in this method is Kirchhoff's first law, which states that the algebraic sum of the voltage around a closed loop is 0, or, in any closed loop, the sum of the voltage rises must equal the sum of the voltage drop.

该方法所使用的一个基本定律是基尔霍夫第一定律，该定律表述为：沿着一个封闭回路的电压代数和为 0，或者：沿着一个封闭的回路，电压降之和等于电压升之和。

To use symbolic and algebraic computation techniques for studying the computational properties of procedure schemes, some convergent procedure schemes are investigated in algebraically closed field and real closed field.

过程模式在代数闭域和实闭域上的应用：本文在代数闭域和实闭域上研究了收敛过程模式，设计了用于自动推理的过程模式，并且用其解决微分动力系统研究中的中心-焦点问题。

The ADDPS means that to find,if possible,a controllerunder which the influence from the disturbance to the output of closed loop systemcan be reduced to arbitrarily small and the closed loop system is of internal stability.

ADDPS就是对一个有外部干扰输入影响的系统，寻求一个反馈控制律，使得干扰输入对闭环系统输出的影响可以充分小，并且保持闭环系统是内部稳定的。

The main contributions in this area are summarized as follows,? The closed-form formula and its asymptotic form of system outageprobability are derived, through which it is shown that the outage probability decreased by a factor ofγ~(hereγdenotes the average SNR);? The closed-form formula of outage capacity is derived, through which weshow that 1 outage capacity increases with the increases of mean value of sytem SNR, and decreases with the increase of the variance of system average SNR; 2 in order to obtain higher outage capacity, the number of transmit antenna should be no more than that of receive antennas.?

特别的，针对多用户发送天线选择／最大比合并系统，主要贡献总结如下：·理论推导出中断概率的闭式解及其近似解，通过该近似解，可以得到中断概率以γ~的形式减少(这里γ是平均信噪比SNR)·推导出平均中断容量的闭式表达式，研究表明：1中断容量随着有效平均SNR的均值的增加而增加，随着有效平均SNR的方差的增大而减小；2为了获得更高的中断容量，发送天线的数目应当不大于接收天线的数目。

Then the eigenvalues of the closed loop system is studied and the necessary and sufficient condition for the closed loop system to be asymptotically stable is derived.

其次，对相应的闭环系统特征方程进行详尽的讨论计算，得到了系统本征值的分布特性，从而利用Lassel 不变原理得到了闭环系统渐近稳定的充分必要条件。

SS-JM series colloid mill can accord to users' special requirement offer the one multi-functional but idling type operation. The machine is sealed and has not kept in touch with the medium definitely. Machinery seal can use longevity long of new generation hygiene grade and colloid rub (the patent for invention of China) and has developed another kind of closed colloid rub. Its all closed circulated backset current system makes the supplies carry on the multi-functional grind, emulsification, homogeneous, crush, disperse, and stir, processing that mix in the airtight environment.

SS-JM系列胶体磨擅长于可根据用户的特殊要求提供多功能的可空转式运作，机封与介质绝无接触，机械密封使用寿更长的新一代卫生级可空转式胶体磨，以及研制了另一种封闭式胶体磨其全封闭式内循环回流系统，使物料在密闭的环境中进行多功能研磨、乳化、均质、粉碎、分散、搅拌、混合的加工。

Machinery seal can use longevity long of new generation hygiene grade and colloid rub (the patent for invention of China) and has developed another kind of closed colloid rub. Its all closed circulated backset current system makes the supplies carry on the multi-functional grind, emulsification, homogeneous, crush, disperse, and stir, processing that mix in the airtight environment.

以及研制了另一种封闭式胶体磨其全封闭式内循环回流系统，使物料在密闭的环境中进行多功能研磨、乳化、均质、粉碎、分散、搅拌、混合的加工。

The two-acre Dunbar Community Garden in Little Rock has served as a model for several years.

几年来，坐落于小石城，占地两英亩的邓巴社区菜园树立了一个标杆。

Jerry points to the jacket hanging in the bathroom. It's ruined, and unwearable What?

杰瑞指着洗手间里挂着的夹克，毁了，不能穿了）什么？