“radioactive materials”的概念、定义、翻译、参考文献-科学参考

单词	radioactive materials
释义	radioactive materials Encyclopedia 工学违禁物品释 radioactive materials放射性物品放射性物品有广义和狭义之分。广义的放射性物品泛指能够放射出射线的物品。狭义的放射性物品是指含有放射性核素且比活度和放射性总活度分别超过基本限值的物品。
随便看	The Last Days of Chen Dynasty The Last Eight The Last Emperor The Last Emperor of Western Xia Dynasty The Last Empress The Last Frenzy The Last Judegment The Last Lord of South Tang The last message The Last of the Mohicans The Last Substitute Teacher The Last Supper The Last Tempest The Last Temptation of Christ The Last Term The Last Waltz The Later Jin Dynasty The Later Ode on Red Cliff The Later Ode on Red Cliff by Ma Hezhi The Late Tang Style The law about farm land the law and economic growth The Law Code of Gortyn The Law for Vitalizing Education in Remote Areas of Japan The Law in Kaiyuan Time of Tang Dynasty

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。