黑体辐射规律 ⑴普郎克辐射定律： ⑵斯忒藩——波尔兹曼定律（Stefan-Boltzmann）： MσT4 其中σ5.67×10-8Wm-2K-4 ⑶维恩位移定律（Wien’s displacement law）： 二、实际物体的辐射 ⑴基尔霍夫定律： Mλ/αλ...
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对于宽波段传感器，不一定能直接由普朗克定律或者斯蒂芬玻尔兹曼定律建立温度与辐射亮度的关系。
It is not always suitable to use Planck's law or Stefan-Boltzmann's law to describe the relation between brightness temperature and radiance for a wide band sensor.
玻尔兹曼通过对热力学第二定律的微观解释最终使统计思想成为物理学思想的内容之一。
Ludwig Boltzmann let the statistical ideology enter the physics realm cpmpletely by explaining second law of thermodynamics with microcosmic point of view.
文章根据毕沙定律、电流回路元和载流线圈的费曼模型，用普通物理的方法计算出载流线圈在远处一点的磁场分布。
Using Biot-Savart law and the Feynman's model, the paper suggested a simple method to calculate the magnetic field generated by a current loop with arbitrary shape.
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