控制的

According to analysis of roots locus,fast excitation tends to decrease damping of power systems which is controlled by AVR than slow excitation.But eigenvalues of power system are far from imaginary axis and strong damping is obtained when fast excitation system is added.

在高放大倍数的AVR控制下，快速励磁较慢速励磁更容易恶化系统阻尼；但是在同时附加励磁控制的情况下，快速励磁可使系统的机电模式根轨迹远离虚轴，机电模式阻尼较大；而慢速励磁下，系统机电模式根轨迹接近虚轴，机电模式阻尼较小，快速励磁优于慢速励磁。

In the fields of industrial automation and robot, there is a wide requirement for rotation position servo control.

在工业自动化和机器人领域，存在大量的旋转位置伺服控制需求，因此，对气动旋转位置伺服控制的研究具有实际的应用价值。

E. , large volume of instantaneous flow and fast speed of switch with continuous regulation and lower cost.

针对快压射压射控制的特殊要求，提出一种开关阀和电液比例阀并联的混合式快压射速度控制阀结构，理论证明它可以满足快压射速度控制中瞬时流量大，开关速度快，而且能够连续可调、成本低廉的要求。

By using methods of passivity and switching control of states of the linear subsystem, both stabilization of the linear subsystem and invariance of the specified region in state space can be guaranteed simultaneously. Hence, a sufficient condition for the robust invariance switching control of this class of systems was derived.

通过基于鲁棒严格无源技术和线性子系统状态反馈的切换控制来镇定线性子系统，同时保证了指定区域的正不变性，从而得到了该类系统鲁棒不变切换控制的充分条件。

Based on the characteristics of ship steering the membership functions of input and output lingual variables and control rules are formed in this thesis.

本文根据船舶操纵运动控制的特点，构造了船舶航向模糊控制器的输入输出语言变量值的隶属函数、控制规则，设计了一个模糊控制器。

In accordance with the basic principle and method of vector control, by using Matlab/Simulink module, a simulation model of vector control system that is offering torque and magnetic link for AC asynchronous motor is built based on rotor flux directional rotating coordinates.

依据矢量控制的基本原理和方法，在基于转子磁场定向的旋转坐标系下，采用Matlab/Simulink模块构建了一个具有转矩、磁链闭环的交流异步电机矢量控制系统仿真模型。

The maximum principle and the feedback control law are obtained.

通过系统地应用法锥性质和变分原理，获得了外界对种群的影响率为控制变量的最优控制的极大值原理。

In this paper, the system construction of a micromanipulation robot based on hybrid control of micro-vision and micro-force was introduced, and the micro-vision system and micro-force system and their principle were described.

简单介绍了一种基于显微视觉和微力觉柔顺混合控制的微操作机器人的系统构成，并重点介绍了显微视觉系统和微力控制系统的组成及工作原理。

When you're feeling down, chatting to friends is a great way to perk up. Even if you're feeling misanthropic, why not give someone a ring and arrange to meet up for a coffee? Or, write an email to someone you've been out of touch with for a while.

当情绪受到某些因素的影响，而这些因素又恰好是在人力控制范围之内时，我们完全可以及时进行自我调整，让大脑思绪豁然开朗一些，而当情绪受到另外一些不受我们控制的因素影响时，我们也可以通过其他一些途径来促使大家的心情美好起来。

The function of integrated analog circuits realized with CPLD is discussed. Two methods of controlling the pulse width of monostable trigger are studied.

对用可编程逻辑器件技术实现模拟集成电路的功能进行了探讨，研究了实现单稳态触发器脉冲宽度控制的两种方法：用外接RC的单稳态触发器；用外部信号控制脉宽。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。