单词 | thorium dioxide |
释义 | thorium dioxide【机】 二氧化钍 thorium dioxide thorium dioxide n.(名词)A heavy white powder, ThO2, obtained from monazite and used mainly in ceramics, glass, and gas mantles and as a catalyst. Also called thoria 二氧化钍:一种从独居石中提取的白色粉末ThO2,主要用于陶瓷、玻璃和灯罩及用作催化剂 也作 thoria |
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