Except the centralized load impressed from plane other components and airload, the plane gun bay structure is also endured the wallop of the navigate gun launching.

在飞机飞行过程中，炮舱结构除承受飞机其它零部件传递的集中载荷和空气气动载荷外，还要承受航炮发射时的冲击力，整个结构始终处于不规则的振动状态。