“beam efficiency”的概念、定义、翻译、参考文献-科学参考

单词	beam efficiency
释义	beam efficiency [`bēm i´fish·ǝn·sē] ^{ELECTROMAGNETISM} The fraction of the total radiated energy from an antenna contained in a single beam.
随便看	epivalve epixylous epizoic epizone epizootic epizootiology E-plane antenna E-plane bend E-plane T junction EP lubricant EPN epoch eponychium epoophoron epoxidation epoxide epoxy- epoxy adhesive epoxy resin Eppley pyrheliometer EPR EPR experiment EPROM epsilcapromin epsilon chain

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