飞行活动是现代社会中最复杂的劳动类型之一。在飞行过程中,飞行人员必须具有良好的生理和心理状态。但由于种种原因,如机舱的噪声和振动、气压变化、长时间飞行、无规律工作、高应激状态、似昼夜节律的扰乱以及睡眠不足等,致使飞行人员经常处于疲劳和半疲劳状态,导致飞行人员的能力下降,易引起判断失误,出现飞行错觉,甚至导致严重的飞行事故。 Flight activity is one of the most complex types of labor in modern society. During the flight, pilots must have good physical and mental status. However, due to various reasons, such as cabin noise and vibration, pressure changes, long flight, irregular work, high stress, circadian rhythm disturbances and lack of sleep, resulting in pilots often fatigue and semi-fatigue, resulting in Decreased ability of pilots, apt to cause misjudgment, flight illusion, and even lead to serious flight accidents.