“source of secondary radiation”概念、定义、翻译-科学时代

单词	source of secondary radiation
释义	能源科学技术词汇手册 source of secondary radiation 二次辐射源
随便看	customs warehouse customs warrant cut cut cut cut cut cut cut cut cut cut cut cut cut cut cut cut cut a melon cut and cover cut and fill cut and fill stoping cut-and-fold cut and paste cut and paste

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。