“frequency conversion technique”的概念、定义、翻译、参考文献-科学参考

单词	frequency conversion technique
释义	frequency conversion technique Encyclopedia 工学【通信基础理论】释 frequency conversion technique频率搬移技术在发射端将调制信号从低频端搬移到高频端，便于天线发送或实现不同信号源、不同系统的频分复用的技术。
随便看	appointment system appointment system of professional and technical positions of library Appomattox Surrender apportioned purchase apportionment of heat by area apportionment of heat by on-off control appraisal appraisal analysis method appraisal and evaluation of pollution damage appraisal center for environment and engineering，ministry of ecology and environment appraisal methodology appraisal of calligraphy and painting appraisal of clinical practice guideline appraisal of collection appraisal of digital materials appraisal of electronic records appraisal of pottery and porcelain appraisal of real estate appraisal standard of digital materials appraisal theory appraisal well Appreciate Lanterns Appreciate the Garden Appreciating of Shangshi Appreciating the Sound of Chinese Guqin

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。