“钋”的概念、定义、翻译、参考文献-科学参考

单词	钋
释义	钋 Encyclopedia 理学放射性元素释 polonium钋天然放射性元素，元素符号Po，原子序数84，半衰期最长的同位素的质量数209，属周期系ⅥA族。为纪念居里夫人[注]的祖国波兰（Poland）而命名。 Astronomy 全称：polonium。缩写：Po钋 Chemistry ＞放射化学与辐射化学＞放射性元素化学＞释义 polonium钋
随便看	vacuum pressure die casting vacuum pressurizing casting vacuum prism spectrograph vacuum pump vacuum pump oil vacuum rapidly quenched amorphous alloy strip vacuum rapidly quenched Ti- based brazing alloy vacuum regulating valve vacuum resistance furnace vacuum sensor vacuum sintering vacuum solar telescope vacuum solar tower vacuum sparking vacuum spectral region vacuum spectrograph vacuum spontaneous breaking vacuum stability vacuum state vacuum suction disc vacuum surface insulation vacuum susceptibility vacuum switch device vacuum system vacuum technique

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。