氫氧化鈉強堿性，碳酸氫鈉弱堿性，需要的量可能比較大。鈉吃太多可能也不好。

來源: viewfinder 於 2014-05-14 17:40:20 [博客] [舊帖] [給我悄悄話] 本文已被閱讀：次

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