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怎样才能使保温杯保温时间更长
更新时间: 2020-09-21 00:00:00  

保温的原理,因为保温杯里面有很多层,然后他的夹层是真空的,防止热的对流!然后他还有镀上水银,这样就不会有热辐射。有的杯盖上面有软木塞,是为了防止热的传导。知道了这些原理,第二步就是看现有的条件能否达到这个标准。多层首先可以实现,就是多套几层。目的就是尽量和外部空气隔离,把盖子里边塞厚点。

关键词: 怎样 才能 保温杯 保温 时间

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