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热帖的发热原理是什么
更新时间: 2021-01-30 00:39:14  

1、热帖的发热原理是利用铁氧化反应放热来发热。

2、实际上也就是根据铁在潮湿空气中发生吸氧腐蚀的原理。

3、同时利用活性炭的强吸附性,在活性炭的疏松结构中储有水蒸气,水蒸气液化成水滴,流出与空气和铁粉接触,在氯化钠的催化作用下较为迅速的发生反应生成氢氧化铁,放出热量。

关键词: 发热 原理 什么

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