“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	light out-coupling efficiency light path light path network light pen lightpen light pencil light period light petroleum gas cracking light pipe light polarization light polarization modulator light pollution light-positive light pressure light-producing Light Projection Cartography light-proof light protection archival repository light pulse light pulse compression light pulse modulation light pump light pumping light punch through-insulated gate bipolar transistor light quality

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。