agonic line
英
美
- agonic adj.不成角的
- line n.线；界线；皱纹；路线；航线；行；台词；行业；绳子；家族v.排队；画线；加衬里
Noun:
-
an imaginary line connecting points on the Earth's surface where the magnetic declination is zero
- Geographical lines do exist where true north and magnetic north are aligned, and these are called agonic lines.
当真北和磁北相吻合的时候，确实存在一些被称为无偏线的地理线。
