[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

AEC回声消除深度(ERLE)需≥40dB才能在双讲(double-talk)场景下保持对端清晰,会议室级设备应达到45-55dB;低于30dB的方案在同时说话时会出现明显回声泄漏

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