一、前言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、昼夜节律的扰乱以及睡眠不足等,飞行人员经常处于疲劳和半疲劳状态,导致飞行员 I. Introduction Flight is one of the most complex types of labor in modern society. During the flight, pilots must have good physical and psychological conditions. However, due to various reasons such as the noise and vibration of cabin, the change of air pressure, the long time Flight, irregular work, high stress, disturbance of circadian rhythm and lack of sleep, pilots are often in the state of fatigue and semi-fatigue, resulting in pilots