“认知无线电”的概念、定义、翻译、参考文献-科学参考

单词	认知无线电
释义	认知无线电 Encyclopedia 工学【通信新技术】释 cognitive radio，CR认知无线电利用频谱间的空隙，即频谱空洞，进行动态频谱接入与传输，以达到在拥挤频谱空间进行信息传输，提高频谱空间利用率的无线电技术。
随便看	aero-engine oil flow interruption test aero-engine oil system aero-engine operating envelope aero-engine overall efficiency aero-engine overhaul aero-engine overspeed test aero-engine overtemperature test aero-engine power aero-engine primary combustor test aero-engine propulsive efficiency aero-engine prototype aero-engine radar cross section test aero-engine reliability aero-engineresistance to foreign object damage aero-engine rotational speed measurement aero-engine safety aero-engine seal aero-engine sensor aero-engine servo-actuator aero-engine starting system aero-engine station aero-engine stealth design aero-engine structural integrity aero-engine testability aero-engine thermal efficiency

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。