Unverified80% confidenceDecision RuleTime unknown
上下开合（TDBU，Top-Down-Bottom-Up）款可从上方或下方分别拉开，兼顾采光与隐私，适合一楼或临街窗户；普通款只能自上而下，隐私场景应优先选TDBU
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80%
Confidence
Long-term
Relevance
-
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Unverified上下双开（Top-Down/Bottom-Up）功能可实现下遮上透，既保护隐私又采光，适合一楼或临街低层住宅，比普通单向开合更实用77% similarUnverified封顶网防越效果最好但通风采光差且进出不便，适合长期外出隔离；日常活动区更适合内倾挡板兼顾进出便利59% similarUnverified选购基本安防门铃可按此路径：先量门厚定安装方式→有老人则选带室内屏分体机→人流复杂选人形AI+本地TF存储→夜间无光选红外补光→楼道人多选有线供电或大容量电池58% similarUnverified电控调光膜隔热和隐私一体化但价格高、断电即透明（停电失去隐私），静态磨砂膜便宜且永久遮蔽但不可切换，怕停电漏隐私场景应选静态膜56% similarUnverified排插式智能插座区分整体控制和分孔独立控制：需分别定时不同设备(如客厅灯与电视)应选每孔独立开关型，仅需总开关选整体控制款更便宜55% similar
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