[KongchangAI]
Unverified90% confidenceDecision RuleTime unknown

气压式高度计需要在已知海拔点手动校准,否则天气变化导致的气压波动会造成±50~100米误差,长时间徒步应每到已知参照点(垭口/营地标高牌)重新校准一次

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