Unverified88% confidenceDecision RuleTime unknown
PM2.5检测选用激光散射传感器（如Plantower、Sensirion SPS30）而非红外散射，激光传感器对细颗粒物分辨率更高，红外机型对PM2.5几乎无区分度
1
Sources
88%
Confidence
Long-term
Relevance
-
First Seen
Sources
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UnverifiedPM2.5检测选激光散射式（如同类夏普/攀藤传感器），红外散射式精度低、对细颗粒不敏感，激光式可分辨PM1.0/PM2.5/PM1091% similarUnverifiedPM2.5用激光散射传感器（如攀藤、Sensirion SPS30）优于红外散射，红外传感器对细颗粒不敏感、低浓度时误差大，参数标注"laser"或具体型号的更可靠90% similarUnverifiedPM2.5检测选激光散射式传感器（如攀藤PMS系列），红外散射式廉价机型对细颗粒物响应迟钝且对低浓度不敏感90% similarUnverifiedPM2.5检测优选激光散射（激光颗粒物传感器，如攀藤PMS系列、Sensirion SPS30），比红外颗粒物传感器精度高、可分辨0.3μm颗粒；红外方案多用于百元以下低端机，只能给趋势不能给准确数值90% similarUnverifiedPM2.5检测优先选激光散射传感器（如Plantower、Sensirion），红外散射式精度低无法分辨PM2.5/PM10；带风扇主动进气的比被动扩散响应更快88% similar
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