本文从理论上证明了这两种腔体理论在腔体壁面为漫发射体和漫反射体条件下是一致的。
This paper proves in theory the unity of these two theories in case of diffuse emission and reflection of the walls of cavities.
一种可控制落地面概率的六面体玩具，由六面体、谐振器、频率信号源、发射线圈组成。
The hexahedron toy capable of being controlled in landing surface probability consists of hexahedron, resonator, frequency signal source and emitting coil.
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