Unverified80% confidenceTradeoffTime unknown
香味浓度越高扩香越强，但密闭小空间长期高浓度精油易导致嗅觉疲劳和头晕，卧室应选中低强度并保持通风
1
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80%
Confidence
Long-term
Relevance
-
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Unverified香气浓度越高扩散越远，但久处高浓度密闭空间易引起头晕和黏膜刺激；卧室长时使用应选含香量≤8%的淡香并保持通风92% similarUnverified香味浓度越高持久但越易引起头晕/嗅觉疲劳；客厅长时间停留区域应选中低浓度、可调节释放量的扩香器，而非高浓度气雾89% similarUnverified香味越浓持续时间标称越长，但浓香喷雾在密闭空间易引起头晕，卧室/车内选淡香或无香，玄关/卫生间可选留香较久的产品89% similarUnverified香味浓度越高留香越久，但高浓度香精更易引发头痛和嗅觉疲劳；客厅等长时间停留空间应选低浓度、缓释型（藤条/香薰石），高浓度喷雾仅适合玄关等短暂经过区域89% similarUnverified喷雾的持香与浓度相关，精油浓度过高反而在密闭卧室易致头痛/恶心，助眠用途宜选淡雅型，'越香越好'是误区88% similar
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