“无方向信标”的概念、定义、翻译、参考文献-科学参考

单词	无方向信标
释义	无方向信标 Encyclopedia 工学无线定位技术释 non directional beacon; NDB无方向信标放置在已知地点，用于航空或者航海方面定位的无线电发射装置。每台无方向信标导航台都有3个字母组成的标识。
随便看	strip condition stripe stripe and check weave Striped dwarf hamster striped flea beetle Striped hairy-footed hamster striped magnetic anomalies in sea floor striped magnetic anomalies in seafloor striped matrix striped stem borer striped stream snake striped voile stripe element stripe formula stripe phase strip equation striper knitting machine stripe running across stripes test for fish behaviour stripe waveguide strip focus strip foundation strip grazing striping and mining engineering profile striplight

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。