Pilots must rely on visualflightrules that are often referred to as' see and avoid. '.
飞行员必须依靠常被称为“看到并避开”的目视飞行规则。
2
A civil aircraft performing visualflight shall observe visualflightrules and keep a safe separation from other aircraft and ground obstacles.
进行目视飞行的民用航空器,应当遵守目视飞行规则,并与其他航空器、地面障碍物体保持安全距离。
3
It indicates that fighter pilots acquire information mostly from the OV in VFR (visualflightrules) condition and most of their visual attention is allocated to the outside world.