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单词 position angle
释义

Definition of position angle in English:

position angle

noun
  • An angle giving the direction at which a point lies with respect to another point; (especially in Astronomy) the angle between the hour-circle passing through a celestial object and the great circle joining that object to another celestial object (also called angle of position).

Origin

Mid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London.

Definition of position angle in US English:

position angle

noun
  • An angle giving the direction at which a point lies with respect to another point; (especially in Astronomy) the angle between the hour-circle passing through a celestial object and the great circle joining that object to another celestial object (also called angle of position).

Origin

Mid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London.

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更新时间:2024/11/11 10:18:46