Unverified85% confidenceTradeoffTime unknown
隐蔽性与安装便捷性存在矛盾：嵌入式(暗装)传感器需在门框开槽预埋、几乎不可见但破坏门框；3M胶粘贴款安装3分钟但主体凸出明显易被察觉
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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