A novel power MEMS concept, a micro thermophotovoltaic ( TPV) system, was first introduced, which use hydrogen as fuel and is capable of delivering 1~ 10 W electrical power in a package less than 1 cubic centimeter in volume.

Audience's Demand Is the Motive Source of the Media Impact

受众需要是传媒影响力发展的动力源

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The paper expounds the basic functions and the design requests of the AMT control system which is developed by the author, and introduces the structure, the main component parts and the basic principle of this system.

介绍了该系统的结构、主要组成部分和基本工作原理，并针对AMT系统设计中的几个关键内容：电子控制单元ECU设计；液压动力源设计；

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Batteries are one of power sources of HEV. It is the most basic and important task that obtain the state of charge ( SOC) of the batteries accurately and reliably in the battery management system.

电池是混合动力车的动力源之一，准确和可靠地获得电池荷电状态（State Of Charge，SOC）是电池管理系统的主要任务之一。

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This paper analyzes the structure of the fuel cell vehicle elaborates that proton exchange membrane fuel cell ( PEMFC) is the first choice of the vehicle power supply;

阐述了燃料电池汽车的结构及质子交换膜燃料电池（PEMFC）是燃料电池汽车动力源的首选；

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Direct Methanol Fuel Cell ( DMFC) is considered as a promising power sources with great potential for electric vehicle in 21st century.

直接甲醇燃料电池（DMFC）被认为是21世纪最有潜力的电动汽车动力源。

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Accompanied by multi-national companies ( MNCs), foreign or overseas direct investment ( FDI) has become a dynamic source for international economy growth.

与跨国企业相伴随的国外（或者海外）直接投资（FDI）成为刺激世界经济增长的动力源。

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As the main power source of vehicle, the question how to purify NO_x emission for diesel has become one of the hotspots.

作为汽车主要的动力源，柴油机NO x的排放控制也逐渐成为研究热点。

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Rotational micro-machinery is an important power source for a micro-electric mechanical system ( MEMS), the main driving component of which is a micro-rotor. Dynamic characteristics of the rotor affect the stability and reliability of the whole system directly.

微型旋转机械是MEMS中的重要动力源之一，微转子作为系统的主要驱动部件，其动力学特性直接影响到整个系统的稳定性和可靠性。

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Being quite different from the traditional electromagnetic motors, the ultrasonic motor is a new type of motor, which is based on the inverse piezoelectric effect of the piezoelectric ceramics and driven by the ultrasonic vibration.

超声波电机（ultrasonic motor）不同于传统的电磁式电机，它是利用压电陶瓷的逆压电效应，将超声振动作为动力源的一种新型电机。

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The widely use of MEMS prompted the research of Power MEMS. MEMS Micro Power System the power;

微机电系统（MEMS）的广泛应用推动了微型动力源的研究发展。

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Elements are the extensible engine for expressing structure in XML.

元素是XML表示的结构之所以能够扩展的动力源。

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Then, we determine the program of positioning and clamping the PCB. According to the specific requirements, we design the clamp mechanism with the cylinder as drives and then we choose the right cylinder.

然后，确定了PCB板定位夹紧的方案，根据PCB板夹紧时的具体要求，设计了以气缸为动力源的夹紧机构，选择了所需要的气缸。

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In addition, HEV is driven by at least two sources of power ( usually engine and electric motor/ battery), and through appropriate control strategy, the two or multiple power sources are working in a range of high efficiency, significantly improving the vehicle fuel economy.

此外，HEV至少由两种动力源（一般为发动机和电机/电池）驱动，通过适当的控制策略使两种或多种动力源都工作在高效率区间，显著提高整车的燃油经济性。

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Using the new heat-resistant propellant as the chemical motivity of the bridge plug sitting tool, the charge configuration is designed, the bridge plugging operation is reliably accomplished in high and normal temperature condition, and the usage property corresponds with the product of the Baker corporation.

用新型耐热火药为化学动力源构建的桥塞座封工具装药结构，在高温、常温条件下能可靠完成桥塞座封操作，其使用性能与美国Baker公司相应产品相当。

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Drive motor is a mechanical power source FSE car, have a significant impact on the racing competition results.

驱动电机是FSE赛车的机械动力源，对赛车的参赛成绩有重大影响。

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This electric vehicle powered primarily by 30 kw proton exchange membrane ( PEM) fuel cells, with Lead-acid battery as assistant power, and with focus classis as virtual vehicle classis.

并采用与focus汽车同样的底盘和车身，用30kW质子交换膜燃料电池为主动力源，以铅酸蓄电池为辅助动力源。

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This paper introduces the function and structure of ESCP, and discusses the implemention strategies in knowledge acquirement and knowledge expression in ESCP.

简单介绍了动力煤选煤厂设计专家系统（ESCP）的内容和结构，着重讨论了本系统中知识库内容的获取和表达技术。

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Study on combustibility of coal for power station

动力煤的燃烧特性研究

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Both ash and sulfur content and calorific value in Chinese steam coals

中国动力煤的灰分硫分和发热量

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Reasonable Selection of Production Process of Utility Coal

适应市场合理选择动力煤生产流程

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