这个白色的像个砖块似的玩意比一般的交流电压适配器稍大点，任何地方都可以放得下。
The device is a small white brick-just a little bigger than a regular AC adapter-that can fit just about anywhere.
开关接通，1,000伏特的交流电猛击凯姆勒。
The switch was thrown, and 1,000 volts of AC slammed into Kemmler.
选择交流电作为工业标准的原因很简单，在早期供电距离很短的电网里，交流电的损耗比直流电小。
The reason was that over the short distances spanned by early power grids, AC transmission suffers lower losses than DC. It thus became the industry standard.
为了传输太阳能发电站的能量，我们将需要建造新的高伏特直流传输器来取代我们的交流电网。
To transmit the power for the solar farm we would need to build new high-voltage direct current transmission to replace our ac current grid.
公司生产电力逆变器，把太阳能生成的直流电源转换为使用最多最需要的交流电源。
The company manufactures power inverters necessary to convert the DC power generated by solar panels into the ac power required for most USES.
“感抗”这个术语只适用于交流电路，其测量单位为欧姆。
The term IMPEDANCE is applicable only to AC circuits. Its unit of measurement is the ohm.
爱迪生从来不羞于利用对他有利的形势，尤其是如果这种形势可能严重削弱竞争对手的话，因此，他指挥布朗给这张椅子装配交流电以起作用。
Edison, never shy about exploiting a situation to his advantage, especially if it could cripple a rival, therefore directed Brown to rig the chair to operate on AC.
由于在传输过程中采用高压直流电缆输送的损耗要比传统交流电的损耗小得多，因此采用交流电远距离传送电力很不划算。
Energy losses on DC lines are far lower than on the traditional AC ones, which make transmission of energy over long distances uneconomic.
不经光子转交流电源系统效率更高。
No system is more efficient at converting photons to grid-ready AC power.
降压变压器低压AC电源提供照明，仪器仪表和其他使用交流电在一个较低的电压的电路。
Step down transformers provide low voltage AC power for lighting, instruments and other circuits that use alternating current at a lower voltage.
其矢量控制系统也是最复杂的交流电机调速控制系统之一。
Its vector control system is one of the most complicated ac adjustable speed control systems.
该交流电插座封装在坚固的铝制外壳内。
我想生产出高的交流电压，所以我可以连接到一个网格领带这个逆变器。
I want to produce high AC voltages so I can connect this to a grid tie inverter.
我尝试使用交流电源，没有电池。
最好的我没有在这里被烧伤了一个交流电动机。
交流电路中的有用功率还取决于该电路中的电流和电压。
The useful power in ac circuit also depends on the current and voltage in the circuit.
进行所有远程警报功能和任何其它选择功能的现场连接。不要连接交流电源。
Make all field connections to the remote alarm functions and any other optional features. Do not connect AC power.
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。
Switching power supply or DC power to AC power through it will be a stable DC voltage source.
感应加热系统的基本组成包括感应线圈、交流电源和工件。
Induction heating system elements, including induction coil, an AC power source and the workpiece.
对电容式加速度计，为测量其电容的变化，通常需要带直流偏置的交流电压信号来驱动。
For capacitive sensing, driving signal with DC bias voltage and ac voltage is usually necessary for the measurement of capacitance.
比起交流输电和本地发电，轻型高压直流输电系统不仅具有成本优势，它也对提高交流电网电能质量提供了新的途径。
Compared to the ac Transmission and local power generation, HVDC light system is not only cost advantages, it also exchanges to enhance ac power quality for a new approach.
对于交流电压测量﹐利用有效值转换电路或精密整流器电路将交流信号转换成直流电压。
For AC voltage measurement, an RMS converter circuit or a precision rectifier circuit convert the AC signal into a DC voltage.
这几个问题是：累积量的掉电存储问题、多字节除法问题、转速的检测问题和交流电设备的控制问题。
The problems are:the storage of cumulating variable at power off, multi-byte division, the detection of rotating speed and the control of facilities by AC power.
将直流变为频率可调的交流电流就称逆变。
The DC into AC current adjustable frequency that the inverter on.
在交流电路中，电流的幅度是连续不断地变化的，因此相位和时间的概念变得十分重要了。
In ac circuits, the current amplitude changes continuously that the concept of phase or time becomes very important.
在连接交流电源之前，请验证交流电压、相位和频率是否与控制装置外壳门参数板上的相应数据相同。
Verify ac line voltage phase and frequency with the controller data plate on the enclosure door prior to connecting ac power.
在连接交流电源之前，请验证交流电压、相位和频率是否与控制装置外壳门参数板上的相应数据相同。
Verify ac line voltage phase and frequency with the controller data plate on the enclosure door prior to connecting ac power.
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