机电的

Since electronic diesel system performs high accuracy as well as rapid respond and is suitable to various algorithms, and has obvious effect on improving of derivability and emissions for diesel engine, electronic control technique has been the main trendy in diesel engine field.

由于柴油机电控系统具有良好的控制精度、快速的响应和灵活的控制算法，在改善发动机动力性、经济性和排放性等方面能取得明显的效果，柴油机电控技术已经成为当今柴油机领域的发展热点。

We present the fundamental theories of Noether symmetries and conserved quantities of mechanco-electrical dynamical systems, including variation principle of the system, Noether symmetry transformation, Noether quasi-symmetry transformation, generalized Noether quasi-symmetry transformation, Killing equations, Noether theorem, the form of conserved quantity. And then the basic theory of Lie symmetry is advanced, including the determining equation, structure equation and the form of conserved quantity.

给出机电动力系统的Noether对称性和守恒量基本理论，包括系统的变分原理、Noether对称性变换、Noether准对称性变换、广义Noether准对称性变换、Killing方程、Noether定理和守恒量的形式；给出机电动力系统Lie对称性的基本理论，包括确定方程、结构方程以及守恒量的形式。

According to the point of view of mechatronics, the modeling of the dot-matrix needle printer head has been completed by the method of electromechanics.

本文从机电一体化的观点出发，运用机电动力学方法，完成了计算机的点阵针式打印头的建模，并进行了数值模拟分析，且推导出"L"形打印头的磁路、电路和动力学方程，给出了相应的初始条件和边界条件。

Aiming at a typical complex electromechanical system—temper mill, the study takes its main driving control system as object of study, works out such a difficult problem that many parameters are coupled mutually, hard to be set and configurated in complex electromechanical system, and makes the performance goal of the control system be optimal in the adjustable ranges of parameters.

分析了遗传算法和模拟退火算法寻优性能和各自的不足与局限性，将两种算法巧妙地结合起来加以修正、取长补短构成新的退火遗传算法，提高了算法的整体寻优性能；并以典型的复杂机电系统—平整机为研究对象，以其主传动速度控制系统为切入点，应用退火遗传算法，解决了复杂机电系统中多参数、相互耦合、难于整定和组态的难题，使控制系统的性能指标在参数可调范围内达到最优。

It gradually becomes the international cutting-edge project and the focus of international competition which need the cooperation and research of many intercrossed branch of science, especially in recent over ten years after Since C.

自 1987 年 C。 W。 Tang 于 1987 年首次报道了低压工作的高亮度有机电致发光器件以来的十余年里，有机电致发光器件逐渐成为多学科交叉、协作研究的国际前沿课题和各国高技术竞争的焦点。

Its core products involve various specifications of electromechanically-hydraulically-integrated production lines for band steel snd section rolling.

以各种规格的机电液一体化的带钢、型钢轧制生产线为主导产品，及客户所需要的机电液产品的设计、开发、制造、技术转让、技术服务及技术咨询等为主的一个新型高科技

With the improving of winding quality of mechanical and electrical products , winders controlled by PLC have not been satisfacted with the mechanical and electrical prouducts needs .

随着机电产品对绕组质量要求的提高，原有的PLC控制系统的绕线机已很难满足不断发展的机电产品的要求。

Adopt the agricultural machinery of electromechanics' integrated technology , the performance of the great improvement agricultural machinery, at present, foreign more and more seeders adopt electromechanics' integrated technology, have improved the working dependability of the seeder, simplified operating, lightenning labour intensity, reducing auxiliary time, raising labour productivity

采用机电一体化技术的农业机械，极大的改进了农机的性能，目前，国外越来越多的播种机采用机电一体化技术，提高了播种机的工作可靠性、简化操作、减轻劳动强度、减少辅助时间、提高劳动生产率。

The works are as follow,lThe system is mechatronics equipment, at the beginning of the paper, the normal and advanced technology about mechatronics is introduced in order to let the research and study be based on good start.2Tire valve assembly belong to DEDS. One tire valve includs 7 partments.In fact there are many methods about how to assembly them together , but the best of them is just only one.

1气门芯装配系统是一种典型的机电一体化设备，论文首先对当今与机电一体化相关的常规、先进技术作了简要介绍，以使研究、开发站在一个比较高的起点之上； 2气门芯装配是典型的离散随机事件，对于组成气门芯的七个零部件，怎样把它们装到一起，实际上有多种方案，但最优方案只有一个。

In recent years, with the development of the tech some commercialised electronic controlled system have been offered to sale.

近几年来，随着柴油机电控技术的发展，国外已相继推出了一些商品化的柴油机电控系统，我国在这一领域起步较晚，相对水平较低，处于实验研究阶段，急需进行深入的研究和开发以缩短与发达国家的差距。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐