| 单词 | point charge |
| 释义 | > as lemmaspoint charge point charge n. an electric charge regarded as concentrated in a mathematical point, without spatial extent. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > electric charge, electricity > [noun] electricity1646 tension1785 Q1846 point charge1896 zap1979 1896 Proc. Royal Soc. 1895–6 59 343 The equations are first employed to obtain the solution for a moving point-charge. 1992 Microelectronics Jrnl. 23 366/1 A unit point charge located at a height z′ above a grounded dielectric slab. < as lemmas |
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