Unverified83% confidenceTradeoffTime unknown
声音强度越大对犬只召回越有效,但持续高分贝(>90dB)会造成听觉钝化和恐惧回避,训练用途应选可调至60-75dB温和档,仅户外紧急场景才需高强度
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83%
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Unverified犬类听觉敏感频率高于人类,舒缓设备应选择以40-60 BPM慢节奏、去除高频尖锐音的专用音乐内容,普通人类流行乐或高频白噪音反而会加剧犬类焦虑87% similarUnverified声音清晰度与音量存在权衡:音量越大户外越有效但越可能惊吓犬只,室内近距离训练选中低音量款,户外/听障犬训练配合手势或选高音量款85% similarUnverified音量调节范围应覆盖到最大不超过65分贝,超过该值会引起敏感犬只(尤其小型犬和幼犬)应激或恐惧,反而加重焦虑85% similarUnverified犬类对高频语音敏感,播放音量可调范围建议覆盖60-85dB;空间较大或需吸引远处宠物注意时,峰值音量应≥80dB,但持续高音量易造成宠物应激84% similarUnverified音量越大传播越远越适合户外/远距离训练,但对居家敏感宠物越易造成压力;室内近距离训练30-45分贝足够,无需追求高音量款84% similar
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