查询词典 DC

Based on the mathematical model of STATCOM in asymmetric power system, the effects of the DC storage capacitor on the performances of STATCOM are analyzed in detail in this paper.

以新型同步补偿器STATCOM在系统不对称情况下的数学模型为基础，详细分析了在系统不对称条件下直流侧储能电容器容量对STATCOM性能的影响。

By using the selected capacitor on the dc side, not only the operating conditions of STATCOM are satisfied under symmetric power system, but also the viability is enhanced under asymmetric power system.

按该原则设计的STATCOM，不但满足系统正常条件下的运行，而且还能大大提高STATCOM在系统不对称条件下的生存能力。

Getting rid of high DC background and automatic gain control are very essential for extracting target signal out effectively.

通过分析红外CCD信号处理电路的设计要求，介绍了应用于该信号处理的几种常用电路的设计方法。

The theory of electromagnetic field and the method of finite elements are used in precise calculation of back electromotive force in the traditional design of brushless DC motor.

采用人工神经元网络理论则可以有效地解决计算的准确性与计算量之间的矛盾。

In the light of the trapezoidal back electromotive force and square phase current of brushless DC motor,a novel strategy of matrix converter driving BLDCM is presented in this paper.

针对无刷直流电机反电势为梯形波、相电流为方波的特点，提出一种用于驱动无刷直流电机的矩阵变换器的控制策略。

This is a device that generates static electricity and high voltage. Its top is a ball-shaped high voltage electric pole; the bottom box is a DC high-voltage power supply.

这是一种能产生静电高压的设备：它的顶部是一个球型的高压电极，在下部底箱内有一直流高压电源。

Policymakers in Washington, DC, are alarmed by China's export strength and its ballooning trade surplus.

华盛顿的决策人士总是看到中国的强势出口和膨胀的贸易顺差。

Malcolm's work on Post-Katrina New Orleans has been exhibited at the Colorado Springs Fine Arts Center, the Mobile Museum of Art, the New Orleans Museum of Art, the Warehouse Gallery, Washington DC, B-Complex, Atlanta and Barrister's Gallery, New Orleans with solo exhibitions at Tigh Fili Cultural Centre in Cork, Ireland, the Balor Arts Centre, Donegal, Ireland, the University of New Orleans' Fine Arts Gallery and the Thomas Hunter Gallery, New York.

马尔科姆关于飓风后的新奥尔良的作品曾在科泉市精良艺术中心，移动艺术博物馆，新奥尔良艺术博物馆，Warehouse画廊，华盛顿特区，B- Complex，亚特兰大和Barrister画廊展出。关于新奥尔良的个人画展曾在爱尔兰考克的Tigh Fili文化中心，爱尔兰多尼格尔的巴勒艺术中心，新奥尔良大学艺术馆和纽约的托马斯亨特美术馆展出。

Hardware inputs and outputs. The card also provides two 5-volt DC regulators for operatingthe SBC and the bar-code reader/keyboard pair.

SBC通过I/O PCB与Gammacell血液辐射仪的其它部分以及外围设备进行通信。I/O PCB为所有的硬件输入和输出部分提供光耦合和电压变换。

With orthogonal experiments,the main factors of affecting on survivd of Barberry(Berberis thunbergii DC.f.atropurpurea Rehd.) hard branch cuttage such as position and width of scion,ABT1 concentration and cuttage substract were studied systemically.

对紫叶小檗硬枝扦插育苗的主要影响因素：插穗选取部位、插穗粗度、ABT1号生根粉的处理质量浓度、扦插基质等，通过正交试验进行了系统研究。

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。