片语

DC digital voltage meter交直流两用数字电压表

dc stabilized voltage source直流稳压电源

dc capacitor voltage unbalance电容电压不平衡

DC high voltage in外接直流电源

dc basic voltage直流基压

DC Output Voltage nominal额定输出电压

dc flashover voltage直流闪络电压

Intelligent DC High Voltage智能式直流高压发生器

DC High Voltage Divider直流高压分压器

英汉例句

• the dc voltage calibration room is by far the largest of the labs i visited.

  直流电压校準室要比我参观过的实验室的大很多。

• can be 0 ~ 500v voltage range ac and dc voltage measurements with high accuracy.

  可以对0～500v电压范围内的交、直流电压进行较高精度的测量。

• by analyzing the base principle of space vector pulse width modulation(svpwm), it is proved that the dc voltage utilization.

  在分析空间矢量调制（svpwm）基本原理的基础上，证明了svpwm具有最大的直流电压利用率。

• this might be in the area of special interface circuitry, or auxiliary dc voltage sources.

  这可能是在特殊接口电路，或辅助直流电压源方面。

• the variety of the output dc voltage is less than 0.3% and the efficiency is higher than 85%.

  开关电源经试验验证性能良好，直流电压输出纹波不大于0.3%，效率高于85%。

• the new topology can balance the dc link capacitor voltages by itself without additional circuit and separated dc voltage sources, regardless of the load characteristics.

  该拓扑不需要附加电压平衡电路和使用独立直流电压源，不管在什么负载特性下，自身都能够实现中点电位平衡。

• in the high-frequency linked power converter situations, the low frequency ac voltage can be viewed as the dc voltage that changes slowly.

  相对于直流变压器电路中的高频斩波频率来说，低频交流电压可视为缓慢变化的直流电压。

• as shown in figure 1-27, various signal processing circuits are used to convert the input signal into a dc voltage that can be converted to digital information by the a/d converter.

  如图1-27所示，使用各种信号处理电路将输入信号变为直流电压，然后再由a/d变换器变换成数字信号。

• a new type of dc switch power which is possessed a dc voltage input and three dc voltage output, and is able to reach higher efficiency has been introduced in this paper.

  本文介绍一种新型的直流开关电源，该电源是一种直流电压输入，三种直流电压输出，并能够达到相当高的效率。

• thus, dc voltage fluctuations are maintained within the small range of the voltage margin.

  直流电压变化会维持在一个很小的范围内。

• the basic function is to convert a dc voltage into a digital display which can be read easily.

  基本功能是将直流电压转换成容易读出的数字显示。

• the mixer receives its power from an external dc voltage source.

  该混频器接收来自外部直流电压源动力。

• the dc insulation resistance (ir) is the ratio of the dc voltage applied between two conductors separated by an insulator to the total current flowing between the two conductors.

  直流绝缘电阻（ir）为施加到两根由绝缘层隔离的导线之间的电压与这两根导线之间通过的总电流之比。

• switching power supply or dc power to ac power through it will be a stable dc voltage source.

  开关电源把直流电源或交流电源通过它可以获得一个稳定的直流电压源。

• dc voltage close-loop control is achieved in the detecting unit on the basis of power balance theory.

  基于能量平衡原理并借助检测环节实现了逆变器直流侧电压的闭环控制。

• increasing the efficiency of dc voltage can be helpful to increase the output voltage of the inverter.

  提高直流电压利用率可以提高逆变器的输出能力。

• the switching of control mode mentioned above is completed automatically, by detecting the decrease in dc voltage on its own side even when there is no exchange of signals.

  即便没有信号交换亦可通过检测自身边的直流电压降自动完成上述控制模式切换。

• for dc current measurement, a current shunt is place in series in the current path and convert the current to a dc voltage signal.

  对于直流电流测量﹐在电流通道串联一电流分流器﹐将电流转换成直流电压信号。

• thus, in the voltage margin method, the dc voltage and the active power are separately controlled by the rectifier and the inverter, respectively.

  如此，在容限电压法当中，直流电压和和有功功率分别被整流器和反相器所控制。

• in addition, the thesis analyzes the influence of the filter structure and parameters on the output dc voltage ripple and the shape of phase currents, as well as harmonics of phase currents.

  另外，还对滤波器的结构和参数对输出直流电压脉动和发电机相电流波形的影响及相电流谐波进行了仿真分析。