[KongchangAI]
Unverified82% confidenceDecision RuleTime unknown

宠物安抚音乐应选择频率集中在55-65 BPM的曲目,接近犬类静息心率,能有效降低皮质醇;高频尖锐音(>4kHz占比大)反而会刺激犬猫,因其听力上限达45kHz-64kHz,比人类敏感

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