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微波爐的功用???

微波爐的功用??? ??????????????????????????????

By cammy kong  (graduate) on 2011-03-17  Answers 1   Views 93

i can answer

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By peggy lau (graduate) on 2011-03-17

微波爐可以很快地把食物加熱、烹煮及解凍。但為了防止感染腸道傳染病,使用微波爐煮食時,也需要和其他處理食物的方法一樣,注意食物衞生
微波爐所產生的微波,能令食物內的分子(主要是水分子)震盪,引致分子互相摩擦,而所產生的熱能便能把食物加熱和煮熟。

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