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单词 radiometric magnitude
释义

Definition of radiometric magnitude in English:

radiometric magnitude

noun
Astronomy
  • A measure of the intensity of the total radiation emitted by a celestial object that reaches the earth's surface, typically expressed on a scale in which zero is the visual magnitude of a type A0 star.

Origin

1920s.

 
 

Definition of radiometric magnitude in US English:

radiometric magnitude

noun
Astronomy
  • A measure of the intensity of the total radiation emitted by a celestial object that reaches the earth's surface, typically expressed on a scale in which zero is the visual magnitude of a type A0 star.

Origin

1920s.

 
 
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更新时间:2024/12/25 0:15:32