[KongchangAI]
Unverified70% confidenceSolutionTime unknown

海上遇险位置标记的标准方案通常为分层冗余:即时视觉标记(染料+烟雾)+ 电子定位(PLB/EPIRB个人示位标)+ 反光/声响装置,染色剂仅承担白昼近距离视觉引导环节

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70%
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Long-term
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