[KongchangAI]
Unverified85% confidenceCautionTime unknown

高海拔(3000m以上)登山不建议用丁烷直冲式,低温+低氧下丁烷气化不足难点火,应选煤油棉芯防风机(如Zippo防风款)或电弧机,煤油机低温性能明显优于丁烷

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