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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Smoke billows from one of the towers of the World Trade Center and flames and debris explode from the second tower, Tuesday, Sept. 11, 2001.

2001年9月11日，星期二，黑烟从世贸大厦双塔的其中以塔喷涌而出，烈火和碎片从第二座塔爆裂开。

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One close-up shows orange flames and black smoke pouring from the upper floors of the north tower, the first hit by a hijacked plane.

一个特写桔黄色的火焰和黑烟从北边的塔的楼上泄出，这是第一架被支持的飞机。

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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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Huge plumes of thick black smoke were billowing out of them and when I looked at tower 2 you could still see the tail end of the jet hanging out of the building.

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