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agonic line的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
an imaginary line connecting points on the Earth's surface where the magnetic declination is zero
agonic line的用法和样例：
例句
- 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。
