[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

深槽设计使其有效扩散频率下限可低至约350Hz左右,相比常见浅槽QRD扩散板(通常下限在800Hz-1kHz以上)能覆盖更多中低频段,但代价是体积更厚重

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