查询词典 control

In her view, were the beginning of July and August from last year to now control three-quarter, however, the macro-control is able to achieve noticeable results, apart from the central bank by means of economic regulation and control, the real or effective control in the administrative aspects of .

在她看来，开始了7月和8月从去年到现在控制着3个季度，但是，宏观调控是能够取得明显成效，除了中央银行的手段，经济管理和控制，真正的或有效控制了行政方面的。

In this paper, can be Phassus Siemens S7-200 controller on the three-speed winch control circuit modification, the analysis of the exchange of three-speed winch control system based on functional requirements, described the landing on Siemens PLC control system software design, given the external wiring diagram of PLC, control system provides a ladder and procedures, and simulation.

本文采用西门子可蝙程序控制器S7-200对三速起货机控制线路进行改造，在分析交流三速起货机控制系统的功能要求基础上，阐述了基于西门子PLC的起货机控制系统软件设计方案，给出了PLC的外部接线图，提供了控制系统梯形图和程序，并进行仿真验证。

C. The three grades control scheme of grading and time-share, the PID control method and the natural network PID control method are adopted to implement the accuracy temperature control.

C。采用分级、分时的三级控制方案，采用PID控制算法和神经网络PID控制算法，实现了方位保持系统的精密温度控制，在保证方位保持系统的保持精度的前提下使得系统的准备时间大大降低。

The structure beam response control method based on the traveling wave model was discussed theoretically. The theoretical traveling wave model was applied to a long thin beam with piezocrystal actuators and the traveling wave active control law for the condition of making measurement upstream and performing control downstream was derived and the control compensator formula of the flexural waveguide in the form of transcendental function was deduced.

从理论上探讨了基于行波模型的结构梁响应控制方法，在梁及压电陶瓷作动器处采用行波理论模型，导出了上游测量、下游点施加控制的行波主动控制律及相应的具有超越函数形式的控制补偿器表达式。

The use of temperature control through the transformation of the main pressure control for variable frequency control Shop for closed-loop motor pumps, water pumps, electric power saving rate of the average at more than 30%; 90KW chilled water pump motor current by adjusting the valve at the changes between the 163-148A, the average section less than 6% of electricity by the transformation of the closed-loop control of VVVF, the saving rate is more than 30%.

通过改造采用温度控制为主，压力控制为铺进行闭环变频控制水泵电机，水泵电机平均节电率都在30％以上；90KW冷冻水泵电机靠调节阀门电流在163—148A之间变化，平均节电不足6％，经闭环控制变频调速改造后，节电率平均也在30％以上。

In addition to the installation of concrete pump truck on the electrical control system to complete control tasks, but also installed a manual control system manipulation, it is also part of the control system.

混凝土泵车上除了安装电气控制系统以完成控制任务之外，还安装有手动控制操纵系统，它也是控制系统的一部分。

Because of the strong non-linearity of the systems themselves and the addition of the resonant components, the modeling of these system becomes difficult, its effect sometimes is unideal even invalid that applying conventional controlling methods. The strategy of fuzzy control needn't constituting mathematics model and control the system based on control experience completely, fuzzy control is fit for controlling the systems of non-linear and uncertain.

但是由于这些系统本身严重的非线性、时变不确定性以及谐振元件的加入，使得系统数学模型很难建立，应用传统的控制方法有时效果不理想甚至是无效的，而模糊控制策略无需建立精确数学模型，是在控制经验基础上实现对系统进行控制，适合对非线性及不确定性系统进行有效控制。

Based on an unidimensional control mathematical model of infinite cylinder for thermal processing of ingots, a computer control system for optimizing heating of ingots in soaking pits has been developed, and an online optimizing control and management of processing in soaking pits have been realized in the blooming plant of Ma'anshan Iron and steel complex using CIM-PAC distributed control system provided by Action co., U.S.A.

1前言 现有的均热炉计算机控制系统大部分是以燃烧控制为主，即控制炉温、炉压和空燃比等热工参数。这种控制方法由于控制的目标是炉温而不是炉内加热的钢锭，因此，很难实现钢锭优化加热的目的。针对马钢初轧厂的实际生产情况，采用文献【l提供的钢锭一维无限长圆筒在线控制数学

The article is on the base that the control of price upper limit that checks current and extensive applying has analytic, applying medium experience and lesson actually in the light of its, undertook to theory of incentive sex control; put forward to link method of performance surveyor's pole and rear sight competition commenting the mechanism of control of integrated and incentive sex of control of academic price upper limit, undertook introductory to corresponding metric analysis method.

本文在对当前广泛应用的价格上限管制进行分析的基础上，针对其在实际应用中的经验和教训，对激励性管制理论进行了评述；提出了结合绩效标杆方法和标尺竞争理论的价格上限管制的综合激励性管制机制，并对相应的计量分析方法进行了介绍。

The technology of Relay control, computer control andcommunication control are integrated to PLC and it is designed to industrialcontrol. Since PLC has many advantages such as good usableness, goodpracticability, complete hardware, easy to program, etc, it has already usedwidely in all kinds of automation control.

它将传统的继电器控制技术、计算机技术和通讯技术融为一体，专门为工业控制而设计，因其具有通用性好、实用性强、硬件配套齐全、编程方法简单易学等优点，而被广泛地应用于各种工业自动控制中。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。