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- A cloud is a condensation of water vapour. 云是由水蒸汽凝缩而成的。
- Cancel water vapour permeability coefficient. 取消了水蒸气渗透系数。
- Humidification Addition of water vapour to air. 在空气内加入水气。
- Humidification: Addition of water vapour to air. 加湿:在空气内加入水气。
- Clouds are formations of condensed water vapour. 云是由凝聚的水蒸气构成的。
- Relative humidity: The amount of water vapour present in the atmosphere at a given temperature expressed as a percentage of saturation at that temperature. Standard testing conditions for paper are 23 degress C and 50% r.h. 相对湿度:在某一温度下，空气中实有的水汽和同温度的空气在饱和时应有的水汽的比较，用百分率表示。测试纸张的标准环境是摄氏23度，相对温度50%25。
- A cloud is a condensation of water vapour in the atmosphere. 云是由大气中的水蒸气凝结成的。
- This water vapour rises, condenses on cooling, and falls as rain. 水蒸汽升入空中，遇冷凝成雨滴而下降。
- This water vapour rises,condenses on cooling,and falls as rain. 水蒸汽升入空中，遇冷凝成雨滴而下降。
- Prevent dehydration or reduce the water vapour transmission rate. 防脱水或者能减少水蒸气的扩散率。
- Water vapour m the mr is condensed when the mr is cooled enough. 当空气充分冷却时，其中的水蒸气便凝结了。
- Humidity: Quantity of water vapour in unit volume of air. 湿度:在单位容积内的水气数量。
- When water changes to water vapour, we say it evaporates. 当水变成水蒸气时，我们把这个过程叫做蒸发。
- Users now can calculate the permeance of water vapour. 用户现在可以计算的渗入的水蒸汽。
- When water vapour changes to water, we say that it condenses. 当水蒸气变成水时，我们把它叫做冷凝。
- The water vapour from her breathe condensed on the cool window. 她呼出的水蒸气在冰冷的窗户上凝结成了雾。
- There are nitrogen,oxygen,a little carbon dioxide and water vapour. 它们分别是氮气，氧气，少量的二氧化碳和水蒸汽。
- The warm water vapour in your breath has become water on the cold glass. 你呼吸出来的水蒸气在冷玻璃上变成了水。
- The higher the temperature of the air, the more water vapour it can absorb. 空气的温度越高，它能吸收的水蒸汽就越多。
