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单词
pencil beam antenna
释义
pencil beam antenna
pencil beam antenna
[
′pen·səl ‚bēm an‚ten·ə
]
(electromagnetism)
Unidirectional antenna designed so that cross sections of the major lobe formed by planes perpendicular to the direction of maximum radiation are approximately circular.
Acronyms
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PBA
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更新时间:2025/10/31 1:14:36