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1.如果细心观察的话,你会注意到浴室里的穿衣镜常常蒙上一层水汽,你知道这是为什么吗?解析:这是水蒸气的液化现象。热水浴时产
1. If you look carefully, you will notice that the bathroom mirror is often covered with water vapor. Do you know why this is the case? Analysis: This is the phenomenon of liquefaction of water vapor. Hot water bath production