[KongchangAI]
Unverified85% confidenceDecision RuleTime unknown

户外应急通信优先选择支持双向卫星短报文(如天通/北斗短报文)的设备,而非纯Starlink,因为在完全无地面信号且需低功耗保命时,短报文可发送经纬度求救,Starlink需要展开天线且功耗高不适合极端场景

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