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热得快的线能放水里吗
更新时间: 2020-11-03 00:00:00  

热得快的线不能放水里,因为电源线及接头是未经过密封,放进水中会导致短路,容易引发触电的危险,所以一般都避免线和水直接接触,防止发生人身意外情况。

电热丝的两端分别与电源线相接。通电后,电流从电热丝中流过,电热丝便发热。如果把"热得快"浸没在液体中,热量通过液体很快散发出来,这样使液体很快被加热,而且也不会烧坏电热丝。如果让"热得快"在空气中干烧,热量不易散发,金属外管会很快烤焦,甚至烧红,管内的电热丝便会烧断。

关键词: 放水

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