vapour pressure
蒸汽压：在给定温度下
常用释义
英式发音
美式发音
基本释义
- 蒸汽压：在给定温度下，物质与其液体或固体相平衡时蒸汽所施加的压力。它是物质挥发的倾向的度量，受温度、分子间力和分子量等因素的影响。
例句
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1·Vapour pressure is an important product specification.蒸气压是一个重要的产品规格。
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2·As the temperature gets higher, the vapour pressure of solvents and chemicals gets higher.随着温度的逐渐升高，化学品或溶剂也更容易气化。
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3·The most accurate observations are made when we observe the light emitted when the vapour pressure is low.当蒸气压很低时，可以对原子所发射的光谱作出最精确的观测。
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4·These three parameters, determined by fitting vapour pressure, vapour volume and liquid volume, are all function of temperature.由同时拟合蒸汽压、汽相体积和液相体积确定的三个参数都是温度的函数。
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5·The ground effective radiations are calculated based on the ground temperature. air temperature. water vapour pressure and total cloud cover.再利用地面温度、气温、水汽压和总云量，计算得出福建省各地的地面有效辐射的月、年平均辐照度。
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6·Percentage ration of the actual vapour pressure in the air to the saturation vapour pressure with respect to water at the same temperature and pressure.空气中的实际水气压与在相同温度和气压下的水面饱和水气压的百分比。
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7·The octane number may be improved about 1.8-31 units by above mentioned processing, the stability is also improved, and the vapour pressure is decreased.上述工艺可使研究法辛烷值提高1．8～31单位，并使其安定性得到改善，蒸汽压有所降低。
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8·The results show that the vapour pressure and the mass loss rate of tantalum propoxide, tantalum butoxide and niobium ethoxide are suited for chemical vapor deposition.结果表明，丙醇钽、丁醇钽和乙醇铌的蒸汽压大小能够满足化学气相沉积的要求，有足够的挥发速率。
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9·More specifically, we can say that there is a trend towards equilibrium between the water vapour pressure in the product and the partial pressure of the water vapour in the air.我们可更准确地说，是产品内部的水蒸汽压力与空气中部分的的水蒸汽压力之间有一种趋于平衡的趋势。
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10·A concise physical picture is furnished by chemical potential curve about the law of phase equilibrium, saturated vapour pressure of curved liquid surface, evaporation and condensation etc.通过曲线描述，提供了关于相平衡、弯曲液面饱和蒸气压以及蒸发、凝结等规律比较直观的物理图像。