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为什么开水煮鸡蛋鸡蛋就会破
更新时间: 2020-09-19 00:00:00  

鸡蛋内有一个气室,为胚胎发育提供一些氧气。如果鸡蛋迅速受热,气体将膨胀而不能及时排出,从而涨破蛋壳。所以煮鸡蛋应该凉水下锅用中火或小火煮,这样膨胀的气体可以慢慢从蛋壳的孔中排出,鸡蛋就不至于破裂。

关键词: 为什么 开水 鸡蛋

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