在同一个滤波器中同时使用源端负载端耦合和多模腔融合技术，使滤波器的频率选择斜率和阻带性能得到改善。
The slope selectivity and the stopband of the filters are further improved by utilizing a combination of source-load coupling and over-moded cavities in the same filter.
在同一个滤波器中同时使用源端负载端耦合和多模腔融合技术，使滤波器的频率选择斜率和阻带性能得到改善。
The slope selectivity and the stopband of the filters are further improved by utilizing a combination of source-load coupling and over-moded cavities in the same filter.
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