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solar constant

/ˈsoʊlər ˈkɑːnstənt/

翻译: 太阳常数是指在地球大气层外,垂直于太阳光线的单位面积上,单位时间内接收到的太阳辐射能量。它是气候学、天文学和大气科学中使用的基本常数。

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/ˈsoʊlər ˈkɑːnstənt/C1formalscientific
  • zh太阳常数是指在地球大气层外,垂直于太阳光线的单位面积上,单位时间内接收到的太阳辐射能量。它是气候学、天文学和大气科学中使用的基本常数。

The rate at which solar energy reaches the Earth's upper atmosphere per unit area, measured perpendicular to the Sun's rays. It is a fundamental value used in climatology, astronomy, and atmospheric science.

  1. Solar irradiance measurementC2formal

    The amount of solar electromagnetic radiation received per unit area at the Earth's mean distance from the Sun, measured perpendicular to the incoming rays.

    zh太阳辐照度测量

    • The solar constant is approximately 1361 watts per square meter.
    • Scientists monitor the solar constant to study climate change.
    • Variations in the solar constant can affect Earth's atmosphere.