“radioactivity standard”的概念、定义、翻译、参考文献-科学参考

单词	radioactivity standard
释义	radioactivity standard 放射性标准源
随便看	conical liquid diversion baffle conical mandrel conical necked nut conical nose conical nut conical packer conical papillae conical pendulum conical pendulum governor conical pinion differential gear conical pipe conical pivot conical plug conical point conical probe conical projection conical pulley conical pulley drive conical reducer (without straight flange) conical reducer with straight flange conical refiner conical refraction conical ring conical rivet head conical roll

科学参考收录了1248194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。