Filter selection is made using inherent spectra.
滤色镜的选择必须利用固有光谱。
The inherent distance ambiguity of pulse Doppler radar increases the requirement of Doppler filter group to the clutter-suppression ability.
脉冲多普勒雷达的固有距离模糊，增大了多普勒滤波器组对杂波抑制能力的要求。
The principle and the inherent demerits of tuned AC filter are discussed, the detuning due to variation of filter parameters is the main cause of deterioration of filtering performance.
论述了交流调谐滤波器的工作原理和固有缺点，说明滤波器参数变化所引起的失谐是导致滤波性能恶化的主要原因。
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