isogonal line

英 美
  • 等偏线
  • isogonal adj.等角的n.等角线
  • 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:
  1. an imaginary line connecting points on the Earth's surface where the magnetic declination is the same

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