“活接头”概念、定义、翻译-科学时代

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。

单词	活接头
释义	请查阅油任--活接头
随便看	background count background counting rate background density background dose background dose background equivalent activity background equivalent activity background equivalent activity（BEA） backgrounder backgrounder background eradication background exposure background fade-in background fade-out background film background illumination background image background information background information backgrounding background investigation background investigation background job background limited photodetector background loudspeaker