Heat pipe air heater is a important heat recovering equipment.

热管空气预热器是一种重要的余热回收装置。

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Braking system double pipe air brake system, parking brake, exhaust brake.

双管路气制动系统，带驻车制动、排气制动。

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It provides reference for the reasonable design, the safety and economical operation of heat-pipe air preheater.

该方法为热管空气预热器的合理设计和安全经济运行提供了参考。

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The blast was caused by fuel leaking into a dry bay and igniting on contact with a hot air pipe.

BBC: Nimrod families launch legal bid

In the Taishan ruling, he cited reports from experts including Sandia National Laboratory showing that sulfur fumes escaping the tainted wallboard can cause pitting in wires and copper pipe as well as heating and air conditioning systems.

FORBES: Wallboard Decision Could Bite U.S. Companies

Consider media accounts of how WD-40 was used to extract a python from a bus exhaust pipe or a burglar stuck in an air duct (yes, he was arrested).

FORBES: Greasy Coca-Cola