The tests have been conducted to analyse the working principle of temperature keeping air exchanger and test synthetically the volume of wind, pressure of wind and air heat exchanger efficiency.

本文对双向恒温换气机的工作原理进行了分析研究，并对其风量、风压及热效率等特性进行了综合测试。

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Shenwu puts up the initial investment to install a heat exchanger that preheats the air going into the furnace, slashing the client's fuel costs.

申武投资初期安装了一个热交换器，将进入炉内的空气预热，降低了客户的燃料成本。

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On the other hand, cryogenic compressed air in the heat exchanger temperature rise, so that the exhaust pipe is not caused by low temperature and dewing phenomenon.

另一方面，低温压缩空气在热交换器里温度得到回升，使排气管道外壁不致因温度过低而出现结露现象。

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At Mach 4 or 5, the air flow would become dangerously hot but this heat exchanger - consisting of a dense and closely-guarded bundle of tiny tubes - would chill things down to a manageable temperature in milliseconds.

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The front half of the car is brutally ventilated with multiple air scoops to feed the ravenous supercharger and to cool the engine, brakes and transmission heat exchanger.

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The pre-cooler, also known as the heat exchanger, is made up of a huge number of tubes that use compressed helium to cool the air around it.

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