Unverified75% confidenceDecision RuleTime unknown
银纤维材质窗帘每次水洗屏蔽效能会衰减,长期反复洗涤后可能从30dB降至10dB以下。选购时应查看是否标注'水洗X次后效能保持率',优先选不锈钢纤维或注明可清洗不掉效的产品
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75%
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Long-term
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