“narrow-beam antenna”的概念、定义、翻译、参考文献-科学参考

单词	narrow-beam antenna
释义	narrow-beam antenna [`nar·ō ¦bēm an`ten·ǝ] ^{ELECTROMAGNETISM} An antenna which radiates most of its power in a cone having a radius of only a few degrees.
随便看	London penetration depth London shrinkage London superconductivity theory London superfluidity theory lone-pair electrons long-base-line system long bone long card long clay long column long-conductor antenna long-day plant long discharge long-distance loop long-distance navigation long-distance xerography longeron long-flame burner long-haul carrier system long-haul radio long hole long-hole drill long-hole jetting long hundredweight Longhurst-Hardy plankton sampler

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