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dc voltage changer 直流电压转换器
Vacuum tubes require DC voltage sources as well. 真空电子管也要求以直流电压为电源。
Frequency drifts due to: DC voltage, temperature, VSWR. 频率漂移跟直流电压、温度、驻波比有关。
A plot of dc voltage or current versus time normally produces a straight line. 直流电压或电流与时间的关系图一般成直线.
DC voltage is determined by AC voltage, inductance on the AC side, and load. 直流侧直流电压是由交流电压、电感及负载决定的；
A phenomenon which occurs when excess DC voltage is applied to an LCD. 一现象哪个发生什麽时候过度直流电压被用于LCD。
The DC voltage calibration room is by far the largest of the labs I visited. 直流电压校准室要比我参观过的实验室的大很多。
DC voltage divider can be used to design lower voltage direct current power. 直流分压器集开关电源和电能变换于一身，可以被用来设计降压型直流电源。
The superior voltage stability of such a Josephson voltage standard has many applications in dc voltage metrology. 此约瑟夫森电压标准杰出的电压稳定性在直流电压计量中可以有许多应用。
If the multimeter is used to measure DC voltage or DC carnet , we must be careful that the polarity is not reversed . 假如用万用表测量直流电压或直流电流，我们必须注意极性不可接反。
If the multimeter is used to measure DC voltage or DC carnet ,we must be careful that the polarity is not reversed . 假如用万用表测量直流电压或直流电流，我们必须注意极性不可接反。
If the multimeter is used to measure DC voltage or DC carnet, we must be careful that the polarity is not reversed . 假如用万用表测量直流电压或直流电流，我们必须注意极性不可接反。
If the multimeter is used to measure DC voltage or DC carnet, we must be careful that the polarity is not reversed. 假如用万用表测量直流电压或直流电流,我们必须注意极性不可接反。
The amount and direction of power flow may be easily controlled by adjusting the DC voltage at the two terminals. 通过调节两换流终端站的直流电压可以容易地控制潮流的数量和方向。
DC capacitor relies on the pulsation of DC voltage, power, inductance on the AC side, and load. 突加负载时直流侧电容是由直流电压波动、功率、电感及负载决定的。
If the multimeter is used to measure DC voltage or DC carnet , we must be careful that the polarity is not reversed. 假如用万用表测量直流电压或直流电流，我们必须注意极性不可接反。
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 wind generator operates in MPPT mode and the grid-side converter controls the dc voltage in normal condition. 正常情况下，发电侧变流器控制发电机工作在最大风能跟踪模式，向直流系统输送尽可能多的有功，网侧变流器维持直流电压。
DC voltage solenoid coils shall include a transient voltage suppressor or diode mounted in parallel with the solenoid. 直流电压的电磁阀线圈将包括一个瞬时电压抑制器或与电磁阀并联安装的二极管。
Maximum AC virtual voltage or DC voltage allowed to be applied on SPD continuously, the value equal to rated voltage. 允许持久地施加在SPD上的最大交流电压有效值或直流电压。其值等于额定电压。