“magnetic declination”的概念、定义、翻译、参考文献-科学参考

单词	magnetic declination
释义	magnetic declination Encyclopedia 理学地磁要素释 magnetic declination磁偏角地磁场总强度的水平投影分量与地理北之间的夹角。向东偏为正，向西偏则为负，磁偏角是人类认识和利用地磁场的最早、也是最主要的对象。 Physics ＞电磁学＞稳恒磁场＞释义 magnetic declination磁偏角 Astronomy magnetic declination磁偏角
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