Contour modulation is a technique in which a phase-modulated signal waveform and amplifier output impedance work together to maintain higher efficiency over a sizable output power back-off.
轮廓调制结合了一种相位调制信号的波形和放大器的输出阻抗，可在某个较大型输出电源关闭后保持更高的效率。
To pump energy back into the grid, some of the rotational energy is bled off to power a generator on the main shaft.
把电能又送回电网时，就释放一部分转动的动能，开动位于主轴的发电机。
Even when the car is off and locked, these fans whir around, so when you step back into it you don't need to crank up the power-hungry air conditioning.
即使在汽车熄火及锁着的时候，这些冷却风扇也在呼呼旋转着，所以当你回到车内时，你无需开大耗电的空调。
The quake and tsunami cut the supply of off-site power to the plant and diesel generators intended to provide back-up electricity to the cooling system.
这次强烈的地震和海啸毁坏了电厂的外部电源和以柴油为动力的后备电源。这些电源是用于和电站紧急情况下为冷却系统提供电力供应的电源。
Your computer failed to reboot. You need to power off the computer, wait a few seconds, and power it back on.
重新启动计算机失败。请关闭计算机电源，稍候几秒钟后重新打开电源。
Sometimes, when the sun is out and his storage batteries are topped off, Mr. Lim's solar array will send surplus power back to the main grid.
有时候，太阳出来了，他的蓄电池充满后，廉先生的太阳能发电装置还可以将多余的电力送给主电网。
However, traditional power back off method owns poor efficiency and is limited by electronic devices.
传统的功率回退应用方法存在器件及效率方面的限制。
Check storage system power switch and cables. Turn the system power off while checking the ProLiant power and cable connections, then turn the system power back on to retry.
对系统断电时，必须首先断开所有外部存储系统的电源，之后才能切断服务器电源。
Turn off the power, a CNC spring machine, wait five minutes for the oil to flow back into the oil storage tank circulation.
关闭数控弹簧机电源，等待五分钟让循环机油流回储油槽。
You need to power off the computer, wait a few seconds, and power it back on.
请关闭计算机电源，稍候几秒钟后重新打开电源。
If we simply back-off the input signal to achieve the linearity required for the power amplifier, the power amplifier efficiency will be very low for high PAR signals.
虽然通过功率回退，可以得到较好的线性度，但是对于峰均比高的信号而言，效率就会很低。
Because the base station power amplifiers have a low efficiency due to the back-off operation, efficiency enhancement techniques become very important.
但由于基站功放工作在一个很深的回退状态，功放效率增强技术就变得非常重要。
Power back-off to VDSL2 is divided into upstream power back-off (UPBO) and downstream power back-off (DPBO).
功率回退分为上行功率回退(upbo)和下行功率回退(DPBO)。
THE CONSCIENCE---When the power went off in a store, people put things back on the shelves left quietly.
良心。商店没电时，在收银台排队的人把商品推回到货架上，然后静静地离开！
THE CONSCIENCE---When the power went off in a store, people put things back on the shelves left quietly.
良心。商店没电时，在收银台排队的人把商品推回到货架上，然后静静地离开！
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