In places such as India, ingenious, if slightly dangerous, devices exist whereby a fan is used to blow air through a mesh of straw which has water trickling through it powered by a small pump.

在印度之类的地方，那里有一种巧妙但或许稍有危险的设备，它利用风扇将空气吹过一个利用小型水泵而流淌着水的秸秆网来降温。

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The cooling suit runs off of the same onboard battery that powers the suit's lamp, fan, and comm link; a pump circulates a liter of ice water (stored in a specially shaped bottle) from head to toe.

冷却装置和套服中的照明、风扇、通讯器使用同样的内置电源；一个帮浦令一公升冰水(储存在一个形状特殊的容器中)从头到脚进行循环。

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An induction motor, by contrast, can be cooled passively-and thereby dispense with the hefty radiator, cooling fan, water pump and associated plumbing.

相反地，诱导式发动机可以自冷却，这样就省去了笨重的散热片、冷却风扇、水泵和与此相关的铅用品制造。

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The fan and circulation pump use only 3.5 to 10 amps from the truck's battery -- which means there's no danger of draining the battery, Webasto says.

CNN: An eco-friendly way to cool big trucks

"They've been upgrading the fan plants and the pump plants little by little, " said Pete Foley, an official with Transport Workers Union Local 100, which represents many bus and subway workers.

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