据说新铁锅都有层黑色氧化物“四氧化三铁”可隔开空气不至生锈，开锅就是得把那层“四氧化三铁”彻底去除

来源: pickshell 于 2024-08-19 09:34:29 [旧帖] [给我悄悄话] 本文已被阅读：次

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