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Gaia 空气质量监测仪使用激光颗粒传感器来实时测量 pm2.5 和 pm10 颗粒污染,这是最有害的空气污染物之一。 设置非常简单:只需要一个 wifi 接入点和一个 usb 兼容电源。 连接后,您.
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