查询词典 Ac

Most of these products can be powered from an AC adapter, a universal serial bus cable, or the Li-Ion battery.

这些设备通常可以使用交流电源、USB电缆或者锂离子电池作为它们的能源供给装置。

The main products are CBB series AC motor capacitor, lamp with power compensation capacitors, and so on.

主要产品有CBB系列交流电动机电容器、灯具用功率补偿电容器等等。

The PV system only consists of a single phase full-bridge pulse width modulation inverter with an auxiliary LC series resonance circuit. DC power generated by the solar cells can be converted into AC power and fed to the utility line.

本系统利用四组全桥式直到交流转换器，配合一组LC串连滤波电路，即可将太阳电池所产生之直流电能转换成交流电送入电力系统中。

This system usually operates as an AC servo-system which has high performance in speed modulating and position tracking.

这种自控式系统一般作为交流伺服系统使用，它具有良好的调速和位置随动性能。

The modem closed-loop AC servo-system controlled by PLC and transducer were used in this study.

本文采用先进的由PLC控制、变频器驱动的闭环交流伺服系统。

Its feasibility in system modeling and AC Servo-System controlling is studied through simulation examples.

仿真例子表明了它在系统建模和交流伺服系统控制中的可行性。

Error of an AC Digital Servo-System of a certain Turret based on Field Bus is analyzed deeply and measures of reducing the system error are proposed.

以某转塔交流数字伺服系统为背景，对基于现场总线的伺服系统的误差进行了深入的分析，并提出了相应的对策。

Because of the use of AC servomotor, the control precision, the execute speed, the reliability is improved greatly.

由于各执行单元普遍采用了交流伺服电机的位控模式替代了原有的普通电机加机械刹车进行位控的模式，使各环节的控制精度、执行速度、可靠性等指标有了质的提高。

It also introduces working principle and developing tendency of the shearer with AC electric traction .

阐述了变频调速技术在采煤机中的应用，介绍了交流电牵引采煤机工作原理及发展趋势。

In order to apply this principle to AC/DC power system, the switch cycle average singular perturbation models of typical converters were made.

建立交直流电力系统中典型电力电子元件的开关周期平均奇异摄动模型，并运用所提出的降阶原则，对简单交直流电力系统进行降阶研究。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。