Optical-based smoke alarms use light instead. They are slightly better at detecting the large smoke particles created by slow, smouldering fires. When such particles enter a chamber in the device, they scatter light from a small light source, which is then picked up by a photoelectric sensor.
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宝马集团宣布将在德国莱比锡工厂部署人形机器人，这是其首次在欧洲生产体系中引入此类具身智能技术。该项目旨在将类人机器人技术整合进现有的汽车批量生产中，并探索电池和零部件生产的进一步应用。
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