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数字波束形成
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数字波束形成
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数字波束形成
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digital beam forming
数字波束形成
通过数字信号处理方法,对天线阵元在某一方向上的入射信号,补偿由于传感器在空间位置不同引起的相位差,实现同相相加,从而在该方向上接收到最大能量的过程。
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archival declassify
archival description
archival description elements
archival description format
archival destruction
archival disposal
archival document form
Archival Documents Concerning Boxer Uprising
Archival Documents Concerning Boxer Uprising in Northeastern China
Archival Documents Concerning the 1898 Reform
Archival Documents Concerning the Family of Cao,Administrator of Jiangning Textile Industry
Archival Documents of the Preparation for Constitutional Government in the Late Qing Dynasty
archival documents of the Wuchang Uprising in 1911 Revolution
Archival Documents on Earthquakes in Qing Dynasty
archival duplication
archival duty appointment system
archival education institution
archival entity security
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archival faceted classification language
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archival finding aids type of guide
archival indexing
archival information classification60
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