Unverified85% confidenceDecision RuleTime unknown
颗粒物CADR需≥客厅面积×8(例:25㎡卧室选CADR≥200的机型);但一体机因加湿模块占用风道,同价位净化CADR通常比纯净化器低20%-30%,选购时不要只看标称值
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Unverified净化能力看颗粒物CADR,20㎡卧室需CADR≥300m³/h,40㎡客厅需CADR≥500m³/h;一体机因加湿模块占用风道,CADR普遍低于同价位纯净化器,选购时按房间上限选型93% similarUnverified净化型加湿一体机优先看颗粒物CADR值:适用面积(㎡)≈CADR值×0.07~0.12,即CADR300的机型实际有效净化面积约21~36㎡,购买时按房间面积除以0.1反推最低CADR需求87% similarUnverified适用面积(㎡)≈ 颗粒物CADR值 ÷ (5~7),例如CADR为400的机器实际有效净化面积约57~80㎡,选购时按实际房间面积的1.2倍冗余选CADR85% similarUnverified适用面积 = CADR值(m³/h) × 0.07~0.12。买净化器时用房间面积÷0.08反推所需CADR,如20㎡卧室至少需要250 m³/h颗粒物CADR83% similarUnverified颗粒物CADR值(m³/h)÷10≈最大适用面积上限(㎡),实际选购应按房间面积÷0.6~0.8反推所需CADR,如20㎡卧室需CADR≥300~400才能保证换气效率83% similar
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