A simple approximate method for calculating the values of integration of the Planck function over broad spectral intervals is presented.
提出了一种计算宽光谱间隔的普朗克函数积分值的简单近似方法。
Based on the Planck principle, it is deduced that the BIIR output voltage is the product of a constant and a monotonic increasing function of radiation luminance from the extended sources.
根据普朗克定律，推导出仪器的输出电压是扩展源辐射亮度的单调增函数和常数的乘积。
Based on the Planck principle, it is deduced that the BIIR output voltage is the product of a constant and a monotonic increasing function of radiation luminance from the extended sources.
根据普朗克定律，推导出仪器的输出电压是扩展源辐射亮度的单调增函数和常数的乘积。
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