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magnetic variation

/mæɡˈnetɪk ˌveəriˈeɪʃən/

翻译: 磁北与真北之间的夹角,因地点而异并随时间变化,在导航中用于修正罗盘读数。

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phrase

/mæɡˈnetɪk ˌveəriˈeɪʃən/C1formaltechnical
  • zh磁北与真北之间的夹角,因地点而异并随时间变化,在导航中用于修正罗盘读数。

The angle between magnetic north and true north at a particular location, which varies over time and is used in navigation to correct compass readings.

  1. Angle between magnetic and true northC1formal

    The angle on the horizontal plane between magnetic north (the direction the north end of a compass needle points) and true north (the direction of the geographic North Pole).

    zh磁偏角

    • Pilots must account for magnetic variation when plotting a course.
    • The magnetic variation in this region is 10 degrees west.
    • Navigators use charts that show lines of equal magnetic variation.