单词 | thorium dioxide |
释义 | thorium dioxide [`thȯr·ē·ǝm dī`äk´sīd] INORGANIC CHEMISTRY ThO2 A heavy, white powder soluble in sulfuric acid, insoluble in water, melts at 3300°C; used in medicine, ceramics, flame spraying, and electrodes. Also known as thoria; thorium anhydride; thorium oxide. |
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