Air terminals buildings adopt air supply tower, floor exhaust grillage and smoke exhausting skylight controlled by infrared detector.

候机楼采用了地面送风亭射流送风方式、地面排风方式及红外线对射探测器控制的排烟天窗。

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Both Jixin and Weiju were fuels used by the beacon tower for being lighted to give out fire or smoke to communicate alarm signals.

积薪和苇苣均是烽燧所用燃料，用以点火或举烟传递报警信号。

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When people found enemy troops approaching, they would send smoke signals from the tower as an alarm.

每当人们发现敌人靠近时，他们就会从台上燃起狼烟作为警报。

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From the viewing platform, visitors are encircled by the 15m-high and 60m-long view, from the neighbourhood of Kreuzberg in the west to the Mitte district in the east, with the iconic spike of the Fernsehturm television tower, smoke-belching factories and dilapidated houses dominating the horizon.

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The South tower was now also spitting smoke and fire.

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