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单词 rotation curve
释义

Definition of rotation curve in English:

rotation curve

noun
Astronomy
  • A graph of the orbital speed of stars, gas clouds, etc., in a galaxy plotted against their distance from the galactic centre.

Origin

1960s; earliest use found in Proceedings of the National Academy of Sciences of the United States of America.

Definition of rotation curve in US English:

rotation curve

noun
Astronomy
  • A graph of the orbital speed of stars, gas clouds, etc., in a galaxy plotted against their distance from the galactic centre.

Origin

1960s; earliest use found in Proceedings of the National Academy of Sciences of the United States of America.

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更新时间:2024/12/27 19:07:11