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带保温的杯子什么原理
更新时间: 2021-06-02 04:56:55  

保温杯的保温原理也不复杂,主要在于它的真空层,保温杯的内胆与杯身之间被抽真空,形成一个真空层,众所周知真空不传导热量,所以热量会一直维持在原来的温度,热量的散发也会非常的缓慢,也有些保温杯厂家会在保温杯的内胆镀铜或者是镀银,用来反射热辐射,以达到保温的目的,热量越多,保温时长也会越久,所以,大容量的保温杯保温效果会更好。

关键词: 保温 杯子 什么 原理

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