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hubble constant

/ˈhʌbəl ˈkɒnstənt/

翻译: 宇宙学中的科学术语,指宇宙膨胀的速率,通常以千米每秒每百万秒差距为单位表示。

1 个条目

phrase

/ˈhʌbəl ˈkɒnstənt/C2formalscientific
  • zh宇宙学中的科学术语,指宇宙膨胀的速率,通常以千米每秒每百万秒差距为单位表示。

A scientific term in cosmology representing the rate at which the universe is expanding, measured in kilometers per second per megaparsec.

  1. Cosmological parameterC2formal

    A value that describes the rate at which the universe is expanding, representing the relationship between the distance of a galaxy and its recessional velocity.

    zh哈勃常数

    • The Hubble constant is a fundamental parameter in modern cosmology.
    • Astronomers have been refining the measurement of the Hubble constant for decades.
    • Discrepancies in the value of the Hubble constant suggest new physics beyond the standard model.