可控制的

Based on the analysis of three-dimensional power conductor for DC arc furnace, the electric arc deflection model was set up and the control system of the arc direction was configured. According to the bus bar distribution at the bottom electrodes cooled by water, the arc direction control principle and its configuration were described, The simulation results show that the control system can restrain the electric arc deflection and control the arc direction.

在分析直流电弧炉三维导体布置的基础上，建立了直流电弧的偏工以此作为电弧位置控制的依据，针对水冷钢棒式底电极型的直流电弧炉，阐述了其电弧位置控制的原理和系统组成，并进行了仿真研究，结果表明控制系统可以有效地纠正电弧的偏向总是并可控设定点自由控制电弧以位置。

Finally, an engineering example, which is an automatic carbarn, is used to illustrate the modeling and analysis methods of CDPN. control and data Petri net ; control system ; modeling and analysis

笔者提出的控制和数据Petri网是控制系统设计的一种模型，通过对该模型的分析，可提前发现前期的设计错误，缩短设计周期，完成对系统控制的确认。1 一种适用于控制系统建模与分析的Petri网

According to the present situation of Guangzhou subway line 4, a control system based on programmable logic controller is presented, which can be used to alternate the working mode of subway locomotives between contacting collector and pantograph for collecting current.

介绍受电弓和受流靴这两种受流器各自的优缺点及工作原理，并针对广州地铁4号线运行中的实际情况，提出了受流方式转换过程的技术要点，设计了一种由可编程序控制器为控制核心的系统，该系统可控制地铁列车在两种受流方式之间的转换。

According to the current control situation of jigging machine's material discharge device ,in this paper we have improved its discharge device,used adjustable spade board and studied its control system.

根据跳汰机排料控制的现状，对传统的跳汰机排料装置作出改进，增加了可调铲板，并对其控制系统的设计做了研究，为更好地适应工业现场的要求，引入模糊控制技术，具有高度智能化；以TMS320F2407DSP为核心，设计排料装置控制系统的软硬件，此改进方案能够提高精煤产品质量和精煤回收率，增加经济效益。

In the fifth part, the H〓 control problem for Lur'e systems with multiple nonlinearities is discussed. The existence is reduced to solvability of multiple linear matrix inequalities. And the design method is simple and feasible via iterative optimal algorithm based on the interior-point method of LMI.

第五部分：研究了具有多个非线性环节的Lur'e系统的H〓控制问题，给出了基于双线性代数矩阵不等式的可解条件，此结果可覆盖关于线性系统相应问题的结论，同时又避免了目前在非线性系统H〓控制的研究中出现的偏微分矩阵不等式难以求解的问题。

We also designed the timing circuit board to driver the MOSET and the network control system based on the probably fill mode in the future and the RF system of the storage ring in HLS. The high reverse overshoot exists in the current pulse with the pulse width of 60 ns. Further study is necessary to eliminate the reverse overshoot and to search the proper techniques on modulability of light pulse interval in HLS.

根据未来光源储存环可能的填充模式，以及光源储存环高频系统的特性，设计了MOSET开关驱动控制系统的时钟试验电路，和以太网控制试验电路，即将投入加工。60ns脉宽的脉冲电流，存在较大的反向过冲，需要进一步研究合适的反峰削除技术，以及可用于光源脉冲可调性的合适技术。

Along with the development of science technique, traditional combined machine based on relay-control cannot adapt to the advanced productivity , in that case, the programmable controlling technique ,with its flexiblity, high reliability,good generalization,gradually replaced the relay-control, becoming the main development direction of the contemporary industry control.

随着科学技术的不断发展，传统的以继电器控制为基础的组合机床愈加与先进生产力不相适应，在这种情况下，可编程序控制技术以其灵活性好，可靠性高，通用性强，逐渐取代了继电器控制方式，成为当代工业控制的主要发展方向。

Along with the development of science technique traditional combined machine based on relay-control cannot adapt to the advanced productivity in that case the programmable controlling technique with its flexiblity high reliabilitygood generalizationgradually replaced the relay-control becoming the main development direction of the contemporary industry control.

随着科学技术的不断发展，传统的以继电器控制为基础的组合机床愈加与先进生产力不相适应，在这种情况下，可编程序控制技术以其灵活性好，可靠性高，通用性强，逐渐取代了继电器控制方式，成为当代工业控制的主要发展方向。

The comparison of fuzzy logic control with traditional was made by simulation through the Simulink too...

并用Matlab语言的Simulink仿真工具，进行了常规控制与模糊控制的动态性能的仿真比较，结果表明模糊控制可明显提高宽度控制系统的动态性能。

Besides ValuePattern which represents a control that stores a string value, as a different example of control pattern, we can take the Invoke pattern control, InvokePattern, which represents the controls that are invokable, controls like buttons.

除了ValuePattern这代表控制作为一种管理模式不同的例子，存储一个字符串值，我们可以采取调用方式的控制，InvokePattern，它代表的是可调用的控制，如按钮控制。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失