光拍频干扰噪声大大地降低了单信道的载噪比，严重地劣化了系统的性能，因而必须加以抑制。
OBI noise drastically reduces CNR of each channel and seriously degrades the system performance, therefore must be suppressed.
光拍频干扰噪声大大地降低了单信道的载噪比，严重地劣化了系统的性能，因而必须加以抑制。
OBI noise drastically reduces CNR of each channel and seriously degrades the system performance, therefore must be suppressed.
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