辐射和传导性:玻璃温室利用玻璃的一个特性,对光热透明,对暗热不透明。1925年的匿名插图。私人收藏。(Radiation and conductibility: a glass greenhouse uses one of the properties of glass to be transparent to light heat and not to dark heat. Anonymous illustration from 1925. Private collection.)匿名匿名 |
€ 98.13
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日期不详 · Engraving
· 图片ID: 918747
Private Collection / Bridgeman Images |
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