英语释义

• the pressure exerted by a vapor; often understood to mean saturated vapor pressure (the vapor pressure of a vapor in contact with its liquid form)

片语

vapor-pressure sensing蒸气感测

water vapor partial pressure水蒸气分压力

water vapor saturation pressure饱和水蒸气压力

vapor-pressure thermometry蒸汽压测温术

vapor-pressure inhibitor蒸汽压抑低剂

vapor-pressure test蒸汽压测定

vapor r pressure deficit饱和差

vapor-pressure equilibrium蒸汽压平衡

英汉例句

• Which is the vapor pressure of the pure material times the, and the composition of the liquid phase, Raoult「s law.

  这个常数是纯物质的蒸汽压，乘以液相的组分，Raoult定律。

• And we also drew a phase diagram to show how this vapor pressure lowering was going to imply freezing point depression and boiling point depression.

  我们来画相图，蒸汽压下降，意味着凝固点降低，和沸点降低。

• A salt in water solution will have a lower vapor pressure than a solution of pure water.

  盐水的蒸汽压，比纯水的蒸汽压小。

• The main factors to be considered there is liquid viscosity, the proportion of vapor pressure and temperature.

  主要考虑的因素有液体的粘度、比重、蒸汽压和温度。

• And it」s got a certain vapor pressure on top.

  在上面施加特定的气压。

• And water vapor pressure is lower when the air is cooler, meaning sweat evaporates faster.

  凉快时水蒸发压低，这意味着汗水能很快蒸发。

• The calculated values for saturated vapor pressure and binary VLE by using this new equation of state are in good agreement with experimental values.

  用此状态方程计算纯物质饱和蒸汽压和二元汽液平衡，计算值和实验值符合很好。

• If the volatile vapor pressure in the curing laminate exceeds the actual pressure on the liquid resin prior to gelation, then void formation and growth will occur.

  如果树脂凝胶前挥发物的蒸气压力超过树脂流体的压力，则会在层板中生成孔隙，而且孔会长大。

• That the vapor pressure of the solute is related to the mole fraction in the solution.

  溶质的蒸汽压，和溶液中溶质的摩尔分数成正比。

• So pure A. And pA is the vapor pressure of the mixture Which in this case here is the total pressure, because I don「t have anything else that」s volatile.

  即纯凈的A物质，pA是混合物得蒸汽压，在这里是总压强，因为我们没有加入任何不易挥发的溶质。

• That means that the act of putting some solute in my water decreases the vapor pressure of the water in the gas phase Pretty simple. It「s called vapor pressure law.

  结果意味着在水中放入溶质的效果，是降低了气态水的蒸汽压，很简单，这叫做蒸汽压定律。

• In other words, the vapor pressure over pure liquid a is higher than the vapor pressure over pure liquid B.

  换句话说，液体A上的蒸汽压，比液体B上的蒸汽压大。

• Due to residual moisture by a gravitational bound, the saturated vapor pressure is reduced in different degree, thus drying rate dropped significantly.

  由于残余水分受到某种引力的束缚，其饱和蒸汽压则是不同程度的降低，因而干燥速度明显下降。

• So when I have a pure water solution, the total pressure is going to be the same as the vapor pressure of water at a particular temperature Let」s take temperature fixed at some value.

  当溶液是纯水时，总压强应该等于纯水，在特定温度下的蒸汽压，我们让温度固定。

• Then I want to ask the question, what is the vapor pressure of the water?

  现在我想问的是，水的蒸汽压是多少？

• And we found that the gas-liquid coexistence point, the vapor pressure of the water, was less than if it were pure.

  我们发现在汽液共存点，糖水中水的蒸汽压，小于纯水的蒸汽压。

• Water molecules adhere to the gels surface because it exhibits a lower vapor pressure than the surrounding air.

  坚持以水分子凝胶表面，因为它表现出了周围的空气低蒸气压比。

• And a good guess is that that vapor pressure here, it「s pretty close to the pressure that you would guess by using this diagram with the pure water. But the key word is, it」s pretty close.

  对吗？一个比较好的猜想就是，这里的蒸汽压非常接近那个大气压,我们利用纯水的相图计算得到的,关键是，非常接近。

• It「s going to come from the vapor pressure lowering not from the osmotic pressure, which we」ll do next.

  我们可以从蒸汽压得变化，而不是渗透压，得到这个结果。

• And then the vapor pressure of both substances above gets lowered. Anybody want to guess why they got lowered?

  两种物质的蒸汽压都会下降，有人猜一猜为什么二者的蒸汽压都会下降吗？

• The vapor pressure of a fluid at the critical temperature.

  一种流体在临界温度下的蒸气压。

• But the water is, vapor pressure is, very slow, very small.

  但是水的蒸汽压很小。