“directional beacon”的概念、定义、翻译、参考文献-科学参考

单词	directional beacon
释义	directional beacon [dǝ`rek·shǝn·ǝl `bē·kǝn] See <<direction-giving beacon>>
随便看	quark star quarry quarry bar quarry face quarrying quarrying machine quarry powder quarry sap quarry water quart quartation quarter quarter deck quartering machine quartering sea quarternary phase-shift keying quarter-phase quarterpolymer quarter-sawed quarter-square multiplier quarter-turn drive quarter-wave quarter-wave antenna quarter-wave attenuator quarter-wave line

科学参考收录了103327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。