辐射和导电性:液体是不导电的,它们通过对流加热。1925年的匿名插图。私人收藏。(Radiation and conductibility: liquids are not conductive, they heat up by convection. Anonymous illustration from 1925. Private collection.)匿名匿名 |
€ 99.08
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日期不详 · Engraving
· 图片ID: 925391
Private Collection / Bridgeman Images |
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