Unverified75% confidenceTradeoffTime unknown
尺寸越大威慑感越强但破坏立面美观也更显廉价：家用门口建议15×20cm或圆形直径15cm，工厂/仓库外墙需30×40cm以上才能保证远距离可读
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75%
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Long-term
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Unverified标准住宅户门挂牌尺寸建议直径/宽度20-30cm，小于15cm在门上视觉存在感弱，大于35cm易显拥挤且开关门易磕碰83% similarUnverified门体净通行宽度需实测门框内壁尺寸，标准安全门本体适配约75-82cm，超出需购买加长扩展片（一片约7-45cm不等），购买前先量楼梯口净宽再选扩展件78% similarUnverified格数越多收纳分区越细但整体越占门后厚度，一般单层挂架凸出门面3-6cm，多层带筐款凸出可达10-15cm，需确认门开合后不撞墙或家具77% similarUnverified尺寸大小与悬挂高度需匹配：挂在2米以上层高的墙面或大门，单个数字高度应≥20cm才能看清；桌面摆件或玄关小空间15cm以内即可，过大显拥挤77% similarUnverified室内玄关/门厅悬挂挂饰主体长度建议30-50cm，过小（＜20cm）在挑高门厅显得空洞，超过60cm易碰头且需承重挂钩77% similar
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