食盐水的熔点不是比纯水的熔点小吗,为什么还要撒食盐水来融化冰,而不是纯水?百度上说熔点是固体将其物态由固态转变(熔化)为液态的温度,一般可用Tm表示.进行相反动作(即由液态转为
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![食盐水的熔点不是比纯水的熔点小吗,为什么还要撒食盐水来融化冰,而不是纯水?百度上说熔点是固体将其物态由固态转变(熔化)为液态的温度,一般可用Tm表示.进行相反动作(即由液态转为](/uploads/image/z/2184517-37-7.jpg?t=%E9%A3%9F%E7%9B%90%E6%B0%B4%E7%9A%84%E7%86%94%E7%82%B9%E4%B8%8D%E6%98%AF%E6%AF%94%E7%BA%AF%E6%B0%B4%E7%9A%84%E7%86%94%E7%82%B9%E5%B0%8F%E5%90%97%2C%E4%B8%BA%E4%BB%80%E4%B9%88%E8%BF%98%E8%A6%81%E6%92%92%E9%A3%9F%E7%9B%90%E6%B0%B4%E6%9D%A5%E8%9E%8D%E5%8C%96%E5%86%B0%2C%E8%80%8C%E4%B8%8D%E6%98%AF%E7%BA%AF%E6%B0%B4%3F%E7%99%BE%E5%BA%A6%E4%B8%8A%E8%AF%B4%E7%86%94%E7%82%B9%E6%98%AF%E5%9B%BA%E4%BD%93%E5%B0%86%E5%85%B6%E7%89%A9%E6%80%81%E7%94%B1%E5%9B%BA%E6%80%81%E8%BD%AC%E5%8F%98%EF%BC%88%E7%86%94%E5%8C%96%EF%BC%89%E4%B8%BA%E6%B6%B2%E6%80%81%E7%9A%84%E6%B8%A9%E5%BA%A6%2C%E4%B8%80%E8%88%AC%E5%8F%AF%E7%94%A8Tm%E8%A1%A8%E7%A4%BA.%E8%BF%9B%E8%A1%8C%E7%9B%B8%E5%8F%8D%E5%8A%A8%E4%BD%9C%EF%BC%88%E5%8D%B3%E7%94%B1%E6%B6%B2%E6%80%81%E8%BD%AC%E4%B8%BA)
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