[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

真正的物理防螨面料孔隙需≤10微米(尘螨排泄物颗粒约10-40微米,尘螨本体300-400微米),选购时看纱织密度而非仅看'防螨'宣传,密织棉需≥300根/平方英寸才有物理阻隔意义

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