“tactical air navigation system”的概念、定义、翻译、参考文献-科学参考

单词	tactical air navigation system
释义	tactical air navigation system Encyclopedia 工学复合无线电导航释 tactical air navigation system; TACAN塔康系统由美军研发，采用相位式旋转天线方向图法测角原理和询问/回答式双程脉冲测距原理，能够同时为飞机提供方位、距离信息实现单台定位的军用航空近程无线电导航系统。
随便看	subject matter of action subject-matter of enforcement subject matter of patent subject matters of intellectual property rights subject navigation subject of acupuncture and moxibustion technique subject of administrative law subject of Arts management subject of a statement subject of crime subject of fundamental rights subject of health supervision subject of history subject of international law subject of labor legal relations subject of literature subject of museum public relations Subject of public opinion subject of public opinion subject of right subject of tax law subject of the archivel documents subject of translation subject-predicate proposition subject qualification review of advertiser

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。