电压

Whereas if the contacts are in series with the alternating circuit, due to the passing zero property of voltage, we must evaluate the condition of contacts according to voltage value.

但当触头接入交流电路中时，由于电压有过零的特征，所以要根据电压有效值来判断触头是打开还是闭合。

An electrical device by which alternating curr t of one voltage is changed to another voltage .

交流电从一种电压转化成另一种电压的电力装置。

An amplitude of an alternating component of the voltage of the electric power signal generated is no greater than one-tenth that of an amplitude of a constant component of the voltage of the electric power signal.

发生的电功率信号的电压的交变分量的幅值不大于电功率信号的电压的常量分量的幅值的1/10。

This paper introduces a NC DC power supply, the power consists of analogue power supply, display circuit, control circuit, digital-to-analog converter and circuit amplifier.

模拟电源提供各个芯片电源、数码管、放大器所需电压；显示电路用于显示电源输出电压的大小。

So there need not only no failure but working in a stably good condition in the ignition system, the using condition and adjust of the use factors are the most important thing for the system performance. The paper analyses the characteristics of electronic ignition system, points out that determinant use factors are mainly the voltage of battery, the occupy-emptiness rate of the ignition signal, the clearance of spark plug, the resistance of high-voltage part, and the cam angle of spark advance.

本论文重点分析了电子点火系统故障特征，论证了决定电子点火系统性能的使用因素主要有电瓶电压、点火信号发生器发出电压信号的占空比、火花塞间隙、高压阻抗、点火提前角，这些因素在点火系使用过程中故障率占点火故障比例最大，故障出现的频率最高，而且有时常因维修调整不当导致点火系统性能变差。

Results/Conclusion Their complex potential expressions of matrix of piezoelectric/piezomagnetic composites are derived, and the evidence for energy release rate of piezoelectric/piezomagnetic composites under the combined action of antiplane shear and inplane electrical field and magnetic field is provided.

结果／结论给出了压电压磁弹性复合材料基体的复式表达式，并为计算受反平面剪切和平面内电场、磁场共同作用下的压电压磁复合材料能量释放率提供依据。

The relative standard deviation in area obtained from time mode for berberine hydrochloride,antipyrine,sulfadimidine and sulfadiazine is 42.5%,44.5%,42.9%,45.0%,respectively.

在阐述了这种记录模式优点的基础上，用常用的硼砂和磷酸盐体系在不同的电压和固定电压下分离了4种药物，其迁移时间的相对标准偏差分别在41.5和1.90％以上，而相应的电通量的标准偏差都在1.05％以下，这进一步从实验角度证实了电通量域模式记录电泳谱图的优点：具有极强的抗电场强度波动和温度波动的能力，提高了再现性。

He Cross-Talk problem of big capacity IPSLCD is same to TNLCD, the TFT method is a effective way to solve this problem, but the design of electrode and store capacity affected the aperture ratio and threshold voltage.

FT-IPS电极设计和存储电容设计对于器件的驱动电压和开口率有很大影响，本文从降低器件的驱动电压和扩大开口率的角度出发，对TFT-IPS电极设计进行优化设计，并设计了新型存储电容，使得开口率提高了22％。

The designed terminal can collect too many electric parameters such as voltage RMS, current RMS, digital waveform of voltage and current, active power, reactive power, apparent power, frequency and current temperature etc.

该终端可以采集三相电压、电流的有效值，三相电压、电流的数字波形，三相有功、无功、视在功率，频率，现场温度等各种电力参数，还可以同时采集3路脉冲量，8路模拟量。

The designed terminal can collect too many electric parameters such as voltage RMS, current RMS, digitalwaveform of voltage and current, active power, reactive power, apparent power, frequency and current temperature etc.

该终端可以采集三相电压、电流的有效值，三相电压、电流的数字波形，三相有功、无功、视在功率，频率，现场温度等各种电力参数，还可以同时采集3路脉冲量，8路模拟量。

Shop assistant: Please check at the door.

店员：请您到门口柜台交费。

In the end, transportation of PAHs in the environmental matrix was preliminarily investigated and discussed according to PAHs data of soils and sediments from a certain region in Shanghai. The result indicated that there are two or more pathways on PAHs transportation in the environmental matrix.

最后，对上海特定地区内PAHs在环境介质中的迁移径途进行了分析讨论，结果表明上海市土壤和沉积物等环境介质中PAHs的迁移存在多种途径。