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Opinion | A Year Later, No Accountability for the Palisades Fire
wsj.com
Opinion | A Year Later, No Accountability for the Palisades Fire
The new fire chief pledges ‘transparency’ but is giving angry residents the silent treatment.
2 天之前
Arduino Smoke Detector Project
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YouTubeRoboTechZone
已浏览 1.9万 次2022年10月9日
Smoke Level Detector with Alarm using Arduino & MQ-2/MQ-5/MQ-135 Sensor
4:29
Smoke Level Detector with Alarm using Arduino & MQ-2/MQ-5/MQ-135 Sensor
YouTubeHow To Electronics
已浏览 7万 次2018年5月10日
How to Build a Smoke, LPG, and Gas Detector with MQ-2 Sensor | Arduino Tutorial
6:34
How to Build a Smoke, LPG, and Gas Detector with MQ-2 Sensor | Arduino Tutorial
YouTubeTheinfoflux
已浏览 2182 次11 个月之前
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Police to Release Person of Interest in Brown University Shooting
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已浏览 4万 次2022年10月15日
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YouTubeCircuit Digest
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YouTubeThe Bright Light
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Police to Release Person of Interest in Brown University Shooting
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