“defender-general of the state”的概念、定义、翻译、参考文献-科学参考

单词	defender-general of the state
释义	defender-general of the state Encyclopedia 历史学制度、机构与职官释 defender-general of the state镇国将军中国明清爵位名。
随便看	frequency domain optical storage materials frequency domain sampling frequency domain signal frequency doubled laser frequency-doubled laser frequency doubling frequency doubling, frequency multiplication frequency doubling material frequency downconversion frequency drift frequency encoding frequency equation frequency error frequency estimator frequency factor frequency-following response frequency four-vector frequency fraction frequency function frequency histogram frequency hopping frequency hopping technique frequency hypothesis frequency hysteresis frequency indicator

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。