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保温瓶新买的怎么清洗
更新时间: 2020-11-04 00:00:00  

新买的保温瓶首先把沸水灌入暖瓶保持一个小时倒掉,再倒一壶开水过夜倒掉即可。热水壶又称热水瓶也叫保温瓶,是英格兰的科学家杜瓦发明的。在真空的隔层里又涂了一层银或反射涂料,把热辐射挡回去。再用一个塞子把瓶口堵住。这样热传导的三个方式都被切断了,瓶内胆能长时间保持温度。

关键词: 保温瓶 怎么 清洗

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