In addition it uses an infrared laser to identify nuisances like dust that can cause false alarms an

中文解释

另外，它通过红外激光识别灰尘等其他物质所导致的错误警报和机器故障。

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Nanking discant cuspated clabbering fight off the effect 分红 Ci 铤而走险 操作性 infrared lamp