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日常生活常见的液化现象有哪些
更新时间: 2020-09-24 00:00:00  

烧开水时壶口喷出的“白气”是水蒸气液化成水。冰箱取出的冷饮瓶外壁“流水”是空气中的水蒸气液化成水。下雨是大气层中的水蒸气液化成小水滴后落下来。家中使用的煤气在煤气罐内是液体,就是煤气经压缩后液化形成液体。冬天洗完澡浴室墙壁上聚集一层水雾,是由于热水散发的水蒸气遇到较冷的墙壁从而液化成小水珠。冬天,人说话时会有一团“白气”从口中呼出,是呼出的热气遇冷环境液化为水。夏天,剥去冰棍上的包装纸时可以看到冰棍在冒“白气”,是水蒸气液化为水。

关键词: 日常 生活 常见 液化 现象 哪些

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