单词 | hissing arc |
释义 | > as lemmashissing arc hissing arc n. an electric arc which emits a hissing sound. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > discharge of electricity > [noun] > discharge arc electric arc1849 hissing arc1895 1895 Electrician 18 Jan. 338/2 The potential difference for hissing arcs increases with length of arc, but appears to be fairly constant for a given length of arc... One talks of hissing, however, as if there were only one sort of hissing, whereas really there are at least two, with very different significations. 1941 J. D. Cobine Gaseous Conductors 293 The high-pressure carbon arc is seen to have two characteristics, one of hyperbolic shape for a silent arc, and the other, essentially linear, for a hissing arc. < as lemmas |
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