释义 |
grid north
grid northThe northerly or zero direction indicated by the grid datum of directional reference.grid north
grid north[′grid ¦nȯrth] (navigation) In grid navigation, the northerly or zero direction indicated by the grid datum of directional reference. grid north Meridian relationship to grid north.The northerly or zero direction indicated by the grid datum of directional reference.See GN See GN |