电压(voltage),也称作电势差或电位差,是衡量单位电荷在静电场中由于电势不同所产生的能量差的物理量。其大小等于单位正电荷因受电场力作用从A点移动到B点所做的功,电压的方向规定为从高电位指向低电位的方向。电压的国际单位制为伏特(V,简称伏),常用的单位还有毫伏(mV)、微伏(μV)、千伏(kV)等。此概念与水位高低所造成的水压相似。需要指出的是,“电压”一词一般只用于电路当中,“电势差”和“电位差”则普遍应用于一切电现象当中。
n. voltage ; pressure ; tension
misc. electric tension
电压 VDC ; [电] voltage ; VAC ; Volts ; voltage
电压表 [电] voltmeter ; PV ; [电] Voltage Meter ; VOLT
额定电压 [电] Rated Voltage ; kV ; VDC
击穿电压 [电] Breakdown Voltage ; [电] puncture voltage ; VCEO ; breakdown potential
直流电压 direct current voltage ; DCV ; DC Voltage ; VDC
输入电压 [电] Input voltage ; VAC ; INPUT
电压源 [电] voltage source ; SOURCE VOLTAGE ; Voltage Controlled Voltage Source ; CCVS
操作电压 Operating Voltage ; working voltage ; Input Voltage ; [电] control voltage
过电压 [电] overvoltage ; OV ; [电] excess voltage ; voltage
开路电压 [电] open-circuit voltage ; Voc ; ocv ; Uoc
The turn-on voltage at a current density of 100A/cm2 is 2.8 volts.
器件在电流密度为100A/cm2时的开启电压为2.8V。
参考来源 - 4HBridge based piezoelectric SSA adopts voltage driving.
基于电桥电路的压电自感知执行器采用常规的电压驱动,通过电桥电路提取出与速度成比例的电流,适用于振动控制一类的动态应用。
参考来源 - 压电自感知执行器理论与应用研究·2,447,543篇论文数据,部分数据来源于NoteExpress
这些系统正变得更小而且使用更低的电压。
电流滞后于电压。
他有一根装着电极的管子,里面充满了氢原子。通过施加电压,他能够使气体发光。
He had a tube with electrodes potted in it filled with atomic hydrogen. And by applying a voltage, he was able to get the gas to glow.
And I am able to vary the voltage on the plates making this for argument's sake negative and this for argument's sake positive.
我可以改变两个板子上的电压,为了论证,这个是负电,这个是正电。
He had a tube with electrodes potted in it filled with atomic hydrogen. And by applying a voltage, he was able to get the gas to glow.
那是个装满了氢原子并含有电极的管子,通过增加一个电压,他让气体燃烧起来了。
When we increase the potential between the 2 electrodes that we have in the tube -- we actually split the h 2 into the individual hydrogen atoms, and not only do that, but also excite the atoms.
当我们增大两个电极之间电压,我们有-我们可以把氢气2,分解成单个的氢原子,不仅这样,还能激发原子。
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