The lower oxygen pressure found in an aircraftcabin 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。
2
Optimization method is adopted to design a cabin in which a junction is fixed in the course of adding the ground pressure refueling system to an aircraft.