“directional gain”的概念、定义、翻译、参考文献-科学参考

单词	directional gain
释义	directional gain [dǝ`rek·shǝn·ǝl `gān] See <<directivity index>>
随便看	Napier diagram Napierian logarithm Napier's analogies Napier's rules napiform Naples yellow NAPLPS napoleonite Napoleonville nappe napped leather narbonnais narceine narcissism narcissistic reaction narcissus oil narco- narcoanalysis narcolepsy narcomania Narcomedusae narcosis narcosis therapy narcospasm narcosynthesis

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。