[KongchangAI]
Unverified80% confidenceSolutionTime unknown

野外应急信号方案:将电子信号灯(SOS红光频闪)作主力,搭配反光镜(白天)+ 化学冷光棒(备用无电源)+ 口哨(声音),形成昼夜/有电无电全覆盖的三重冗余

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80%
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Long-term
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