Unverified80% confidenceFactTime unknown
带彩色涂层（防氧化漆）的镁棒首次使用前必须刮掉涂层才能出火花，选购时注意区分涂层是保护层还是永久性；无涂层裸棒开箱即用但存放需防潮
1
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80%
Confidence
Long-term
Relevance
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First Seen
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