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2017年7月18日の練習**質問、回答は 0 点から 6 点で採点されます(投稿から 1 日経ってからの返信は採点されません。ご返信いただきありがとうございます)

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正誤問題 (誤答の場合は 0 点) 大気および真空の実験室分析の引火点は、一般に閉口引火点です。 答え
Reply #22017-07-19
大気および真空の実験室分析の引火点は、通常、密閉引火点です。(V)

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