“superheterodyne”的概念、定义、翻译、参考文献-科学参考

单词	superheterodyne
释义	superheterodyne Encyclopedia 工学变频释 superheterodyne超外差利用本地产生的振荡波与输入信号混频，将输入信号频率变换为某个预先确定的频率的方法。
随便看	water environmental planning water environmental quality forecast and impact assessment water environmental science and technology water environment capacity water environment control equipment Water Environment Federation water environment function zoning water environment impact evaluation water environment management water environment monitoring water environment protection water environment quality evaluation water environment quality management water environment regulation water erosion water erosion in China water erosion prediction model water escape structure water eutrophication water eutrophication monitoring water extractor waterfall waterfall cave waterfall field Waterfall landscape

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。