释义 |
optical landing system
optical landing system[′äp·tə·kəl ′land·iŋ ‚sis·təm] (navigation) A shipboard gyro-stabilized device or a short-based device which indicates to the pilot his displacement from a preselected glide path. optical landing systemOptical landing system.A shipboard (normally an aircraft carrier) gyro-stabilized or shore-based device that indicates displacement of the aircraft from a preselected glide path to the pilot.AcronymsSeeOLS |