“down-conversion demodulation”的概念、定义、翻译、参考文献-科学参考

单词	down-conversion demodulation
释义	down-conversion demodulation Encyclopedia 工学无线光通信释 down-conversion demodulation下变频解调将高频信号解调到频率较低的频段上并输出。在光载无线通信系统中，射频接收机位于系统的最前端，将天线从空间耦合下来的信号进行放大和下变频，然后再对低频信号进行解调。
随便看	ethical thoughts of K.Marx and F.Engels ethical thoughts of legalist ethical thoughts of Mohist ethical thoughts of pre-Qin ethical thoughts of Sui and Tang dynasties ethical thoughts of Taoism ethical validity of study Ethical value ethic of artistic creation ethic of biomedical research involving human subjects ethic of cloning ethic of consumption ethic of distribution ethic of exchange ethic of judicature ethic of law abiding ethic of legislation ethic of production ethic of the young Ethics ethics Ethics and Language Ethics and the Limits of Philosophy Ethics and the Materialist Conception of History Ethics as First Philosophy

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。