Unverified90% confidenceDecision RuleTime unknown
键盘/相机等电子设备防尘罩优先选无纺布或棉麻材质，避免密封PVC，因为PVC不透气会在温差下形成内部冷凝水导致金属触点氧化生锈
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90%
Confidence
Long-term
Relevance
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