... Null-A series《非A世界》系列 null direction静音方向(零位，无线电测向仪哑点方向) null indicatorn.零值指示器,指零器,空指示符 ...
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aural-null direction finder 消声测向器
aural-null direction finding system 消声测向仪
null-type direction finding [电子] 零点型测向
Beam pattern null in the direction of jamming is formed by space filtering and assisted receive channels to suppress the jamming.
它采用空间滤波技术，通过辅助接收通道在干扰方向形成波束图的零点，实现对干扰信号的抑制。
Beam pattern null in the direction of the jamming is formed by a space filtering and assisted receive channels to suppress the jamming.
它是采用空间滤波技术，通过辅助通道在干扰方向上形成波束图的零点来实现对干扰信号的抑制。
Beam pattern null in the direction of jamming is formed by space filtering and assistant receive channels to restrain the jamming.
它采用空间滤波技术，通过辅助接收通道在干扰方向形成波束图的零点，实现对干扰信号的抑制。
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