Forcing liquid cooling for high power devices (such as klystron) in-radar transmitter is a common cooling method.

雷达发射机中大功率器件(如速调管)的强迫液体冷却是一种常用的冷却方式。

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These precision amplifiers are used for driving motors, piezo electrics, programmable power supplies, and other devices requiring high power and precision control.

这些精度放大器可以用于驱动电机、压电设备、可编程电源以及其他需要高功率和精确控制的设备。

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Scientists used two harmless viruses to create high-performance, rechargeable lithium-ion batteries that could power portable electronic devices like mobile phones or GPS systems for military uses.

由两种无害的病毒制造的高性能电池，可以为便携式电子设备如手机、GPS系统提供动力，此设备也可用于军事目的。

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Specifically designed for smartphones and tablets, this ultra-low power transmitter enables robust high-definition wireless video connectivity between portable devices and large displays, delivering a cable- quality connection without wires.

ENGADGET: Silicon Image reveals UltraGig 6400 wireless HDMI output for next-gen phones and tablets

Meanwhile, there is a proliferation of electronic devices in houses and offices, which would benefit from the high-quality power promised by fuel-cell generators.

ECONOMIST: Fuel cells meet big business

But with the help of some high-tech tracking devices, a fan-friendly Web site and a little star power, conservation officials are hoping a contest among 11 leatherback tortoises will raise awareness, and some money, for the critically endangered species.

CNN: Endangered turtles race to save their future