“反射栅电子管”的概念、定义、翻译、参考文献-科学参考

单词	反射栅电子管
释义	反射栅电子管 grid-return tube
随便看	population census population census statistics population centre population change population cluster Population Commission population composition population composition by age population composition by sex population concentration population control population covariance population curve population density population dependent on agriculture population depression population development population difference population dispersal population dispersion population distribution population dynamics population ecology population education population effect

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。