| 单词 | poynting theorem |
| 释义 | Poynting theorem/ (ˈpɔɪntɪŋ) / nounthe theorem that the rate of flow of electromagnetic energy through unit area is equal to the Poynting vector, i.e. the cross product of the electric and magnetic field intensities Word Origin for Poynting theoremC19: named after John Henry Poynting (1852–1914), English physicist Words nearby Poynting theorempoxy, Poyang, Poyang Lake, poyntell, Poynting-Robertson effect, Poynting theorem, Poza Rica de Hidalgo, Poznań, Pozsony, pozzolana, pozzolanic Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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