军用飞机飞行员都受过专门训练,因此他们在飞行中,发生晕机病的机率低,晕机程度也不严重。然而,也有例外……在30年代至40年代末的大多数轰炸机上,普遍设有一个乃至几个用于空中自卫的旋转炮塔。这些炮塔装备有多门7.9毫米、12.7毫米……直至20毫米的机枪或机炮。在当时,由于射击员是通过光学瞄准具进行人工瞄准的,所以在作战时,为及时指向和瞄准、射 Military aircraft pilots are specially trained, so they are in flight, the possibility of motion sickness is low, airsickness is not serious. However, there are exceptions ... ... Most or all of the bomber aircraft from the 1930s to the late 1940s were commonly equipped with one or even several rotating turrets for self-defense in air. These turrets are equipped with multiple door guns or guns of 7.9 mm, 12.7 mm ... up to 20 mm. At that time, as the shooter was aimed at the optical sight by artificial, so in combat, in time to point and aim, shoot