The lower oxygen pressure found in an aircraft cabin is equivalent to that at 6,000-8,000 feet of altitude.

机舱里的氧分压会更低，其数值跟6000到8000英尺高空的氧分压值一样。

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This impression is confirmed when he passes through the tunnelsintosthe cabin of the aircraft, a cramped tube full of writhing limbs.

当他经过通道进入机舱时，眼见狭窄的机舱里满是蜷缩弯曲的手脚，这种想法就更加肯定了。

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All of the 148 passengers, two pilots and three cabin staff on board the Airbus A320 aircraft survived, according to the Federal Aviation Administration (FAA).

据美国联邦航空局(FAA)称，这架空中客车A320客机载有148名乘客、2名飞行员和3名乘务员，目前无人死亡。

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Ventilation can involve either 100 percent fresh air in which outside air enters and leaves the cabin in a single pass or a system in which various fractions of air are recirculated from the aircraft cabin and mixed with fresh air.

CNN: Commentary: Flu and your health on a plane

Air circulation patterns aboard standard commercial aircraft are side-to-side (laminar), with air entering the cabin from overhead, circulating across the aircraft and exiting the cabin near the floor.

CNN: Commentary: Flu and your health on a plane

Sometimes the scent, similar to maple syrup, does find its way into the aircraft cabin.

CNN: Airplane deicing: The how and why