The Global Positioning System circuit, several power converters and a set of devices that route commands to various pieces of equipment were switched off.

全球定位系统，几个电力转换器和一系列对大量设备发布指令的装置都被关闭了。

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The system generates a direct current, so using it to power DC devices locally is more efficient than switching to the alternating current needed to feed it back to the grid.

该系统产生的电流为直流电，所以用来驱动本地的直流点装置比将其转化为交流电输入电网来的更有效率。

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We will tighten oversight of electricity rates charged by power plants with desulfurizing devices and improve the system for demand-side management of electricity.

继续加强脱硫电价监管，完善需求侧电价管理制度。

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Rohm's Wireless Power Transmission system also allows you to charge or power devices by placing them anywhere on the pad, rather than directly over charging positions, and it supports much greater transmission, with one prototype outputting up to 100 watts.

ENGADGET: Rohm Wireless Power Transmission system hands-on (video)

The cool-running, lower-power Barracuda Green hard drive delivers whisper-quiet acoustics and helps reduce system costs associated with the fans and power supply devices often required for power-hungry systems.

ENGADGET: Seagate ships 3.5-inch Barracuda Green internal hard drive, leaves and all

It is a low-power consumption, radio-based system which allows devices to communicate with each other wirelessly.

BBC: NEWS | Programmes | Click | Click Essentials: Bluetooth