Nitric acid is commonly used as a strong oxidizing agent.

來源: 大浪淘沙666 於 2020-04-11 20:40:53 [檔案] [博客] [舊帖] [給我悄悄話] 閱讀數 : (0 bytes)

回答: 請教牛人怎麽處理現在這個情況？對健康影響很大！由 raylight 於 2020-04-11 11:00:57

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