释义 |
landing direction indicator landing direction indicator[′land·iŋ də¦rek·shən ′in·də‚kād·ər] (navigation) A device which indicates visually to pilots of aircraft the direction designated for landing or takeoff. landing direction indicatorLanding direction indicator.A device to indicate visually the direction currently designated for landing and takeoff (ICAO). Wind cones, windsocks, landing T, and tetrahedron are some of the devices used as landing direction indicators. |