Unverified85% confidenceDecision RuleTime unknown
车载净化器CADR值需≥15m³/h才对普通轿车(约2-3m³呼吸区)有实际净化意义,多数USB供电小型机CADR仅5-10m³/h,本质是空气循环装置而非有效净化
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Unverified车内空间狭小(约2-4㎡),选净化器的CADR值≥20m³/h即可满足5分钟内循环净化,盲目追求高CADR(>50)在车内属于性能浪费且噪音更大82% similarUnverified车内空间约2-3立方米,CADR值达到15-25 m³/h即可满足单次循环净化,无需追求家用机型的300+ CADR79% 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77% similarUnverified多层清洁推车层间净高需≥20cm才能放下常见喷壶(约25cm)和清洁剂瓶,购买前用实际装载物品高度倒推层数,而非只看总层数76% similarUnverified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75% similar
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