Unverified50% confidenceDecision RuleTime unknown
标称'全遮光'的窗帘遮光率需≥99%，卧室助眠建议选遮光率99.9%以上的三层复合银丝布或涂层布，普通印花布遮光率通常仅60-85%无法满足深度睡眠需求
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