vapor pressure

Vapor pressure and boiling point depends on molecular mass and the type of intermolecular forces.

蒸汽压及沸点取决于分子量及分子间作用力的类型.

Silicon films have been prepared with silane ( SiH_4) as the source gas by atmosphere pressure chemical vapor deposition ( APCVD) on moving glass substrates under the conditions simulating technical process on float glass production line.

模拟浮法在线镀膜玻璃生产工艺，采用常压化学气相沉积（APCVD）技术以硅烷（SiH4）为主要原料气体在移动的玻璃基板上制备硅薄膜。

This relationship was used to predict the vapor pressure of liquids and good results were obtained.

该方程用于预测液体的蒸气压并取得较好的结果.

The equilibrium coefficient can be calculated by Clausius-Clapeyron saturated vapor pressure equation in internal iteration.

内层迭代采用克拉伯龙饱和蒸汽压方程计算平衡常数.

Principle Component Analysis and Partial Correlation Analysis indicated that the meteorological factors could be classified into three groups, and daily precipitation, minimum daily temperature, average daily solar radiation and average daily vapor pressure deficit were four significant factors to determine daily stem growth.

主分量分析和偏相关分析表明，影响树干径向生长的气象因子可划分为3类，其中日降雨量、日最低气温、日平均太阳辐射和日平均空气饱和差是影响树干径向生长的主要因子。

The three dimension temperature distribution along mid-plane during hot pressing, the effect of moisture content and target density of mat on the distribution, the flow vapor pressure and the effect on the forming mechanism on density.

热压过程中板坯中平面温度场的分布。主要研究了不同条件下刨花板坯整个热压过程中中平面温度场的实时分布情况，水蒸气的流向以及成板密度形成机理的影响。

However, the water temperature is 20 degrees below, the saturation vapor pressure is negligible.

但是, 水温为20摄氏度以下时,水泵, 饱和蒸汽压力可疏忽不计.

The experimental vapor pressure were fitted to Antoine equation andcompared with literature data.

采用安托因方程拟合了蒸气压数据并与文献值作了比较.

According to Clausius-Clapeyron equation, we deduced the relation curve between vapor pressure of titanium tetrachloride and gasification temperature.

根据克劳修斯&克拉佩龙方程推出了四氯化钛的蒸汽压与温度的关系曲线。

The vapor pressure, speed, discharge main valve of steam turbine make direct influence to its operation.

汽轮机的进汽压力 、 速度 、 流量对于汽轮机的运转工况都有直接的影响.

The determinative method for low vapor pressure and their applicable scope are emphatically introduced.

重点介绍了低蒸气压的测定方法,列出了各测定方法的适用范围.

Transfer liquid from containers by using the product vapor pressure or external gaseous product pressure.

通过利用产品的蒸气压或外部气体产品压力来从容器中转移液体.

The advantage of organic heat-carrying agent is that it can be heated to a higher temperature with a lower vapor pressure and a better thermal stability.

有机载热体的优点是在较低的压力下可以获得较高的温度，而又有较好的热稳定性。

It is shown that ionic liquid can reduce the saturated vapor pressure of water.

结果显示,离子液体能降低水的饱和蒸气压.

Tetrazole compounds and its salts have high formation enthalpy, high melting points, low vapor pressure and good thermal stability, which is a kind of promising energetic compounds.

四唑类化合物及其盐具有生成焓高，熔点高，蒸汽压低，稳定性好等特点，是一类很有发展潜力的含能材料。

Considering the possible reactions in Ca-TiO_2-Al system, according to calculated Gibbs free energy and vapor pressure of Ca, and controlling the proper reactant proportioning the thermodynamical feasibility of obtaining TiAl alloy powder by reduction-diffusion method was identified.

通过分析Ca-TiO2-Al体系可能发生的反应，计算这些反应的吉布斯自由能和体系的Ca蒸气压，以及对原料配比的控制，从热力学角度上证实了采用还原扩散法制备TiAl合金粉是可能的。

Study on the relation of water vapor pressure and PWV over GPS station

GPS站水汽压与可降水分关系的探讨

The experimental system for the vapor pressure measurement of water was introduced.

该文介绍了水的饱和蒸气压实验的基本原理和系统设计.

When vapor is removed from the cylinder, the temperature and pressure equilibrium is disturbed and both will decrease.

在蒸气被提取后，温度和压力的平衡被破坏，两者都要下降。

Theoretical Prediction of the Parameters in Vapor Pressure Equations

蒸汽压方程参数的理论预测

The vapor pressure varies with the temperature, the pressure, and the kind of liquid.

蒸汽压随着温度 、 压力和液体种类而变化.

However, the water temperature is 20 degrees below, the saturation vapor pressure negligible.

但是, 水温为20摄氏度以下时, 饱和蒸汽压力可忽略不计.

They characteristic of low melting point, low vapor pressure, adjustable acidity, strong solubility and high viscosity.

它具有熔点低 、 蒸汽压小 、 酸性可调及良好的溶解度、粘度和密度等特点.

Combustion fuel gas apparatus LPG vapor pressure tester

燃烧燃料排气测定器液化石油气蒸气压力测定仪

The long term water use efficiency ( WUE), of key species in deciduous broad-leaved forest in Beijing Mountain area, is strongly related to relative humidity, solar radiation, vapor pressure deficit and temperature.

北京山区落叶阔叶林优势种的水分利用效率（WUE）与其所在地的气候条件有很密切的关系，特别是大气相对湿度、太阳辐射强度、饱和水汽压亏缺（VPD）和温度。

Effect of non-volatile solutes on boiling point and vapor pressure of mixed solvent

不挥发溶质对混合溶剂沸点及蒸气压的影响

Once the cold water enters the flack, the vapor pressure falls quickly.

一旦冷水进入长颈瓶, 水气压就迅速下降.

At its boiling point a liquid has a vapor pressure equal to the external pressure.

液体到达沸点时,其蒸汽压等于外压.

Daily whole-tree transpiration throughout the growing season ( May to October) could be well fitted to the corresponding daily total solar radiation and average daytime air vapor pressure deficit using exponential saturation functions.

辽东栎生长季内（5-10月）单株日蒸腾耗水量分别与日总太阳辐射和日均白天空气水气压亏缺进行指数饱和曲线拟合，拟合效果较好。

When the bed layer temperature is out of the limit the system automatically changes the control strategy and adjusts the bed layer temperature to normal. This control mode effectively bates the coupling connection between the main vapor pressure and bed layer temperature.

当床层温度发生越限时，系统自动变换控制策略并调整床层温度恢复到正常，这种控制方式有效地减弱了主蒸汽压力与床层温度之间的耦合关系。