气体常数

置换法测定摩尔气体常数R的教改研究

Improvement of " the Measurement of the Molar Gas Constant R by Displacement method "

M为分子量；R为气体常数。

M is the molecular weight of the compound , and R is the universal gas constant .

以各种煤的烟气组分和《锅炉烟尘测试方法》为依据，提出干、湿烟气气体常数代表值各为272.6和279.7J/kg·K，并就代表值的适用性进行了讨论。

Based on flue gas composition of various kinds of coal and methods of measuring smoke dust from boilers , it was suggested that flue gas constant ascertained to be 279.7J/kg . k for wet gas and 272.6J/kg .

球共振声学法测量普适气体常数

Measurement of the universal gas constant R with a spherical resonator

摩尔气体常数测定实验的改进及微型化研究

Improvement and microscale for experiment of determination of molar gas constant

即单个分子的气体常数，而不是每摩尔的。

It 's the gas constant per molecule , rather than per mole .

绝热指数随温度的降低而增大，气体常数随温度的降低而减小。

Adiabatic exponent is raised and gas contant is fallen when temperature is decreased .

R-摩尔气体常数，8.314）/（mole.K）。

R is molar gas constant , 8.314 J / ( mole . K ) .

阐述了烟气气体常数的确定及与烟尘监测质量的关系。

Description of ascertaining flue gas constant and its relation to monitoring quality were presented .

现在，要记住，波耳兹曼常数，只是针对每个分子的理想气体常数，而不是针对每摩尔气体。

K Now , remember , k , the Boltzmann constant , is just the ideal gas constant per molecule rather than per mole .

实验温度、压力和普适气体常数的不确定度分别为±14mK，±2kPa和±00036%。

The experimental uncertainties in the temperature , pressure and the universal gas constant in gases are estimated to be not greater than ± 14 mK 、± 2 kPa and ± 0.0036 % , respectively .

在使用法定计量单位后，平衡常数关系式依然成立.阐述了其成立条件，提出了使用法定计量单位摩尔气体常数的取值和单位。

He equation of equilibrium constant is still tenable after using legal metrological unit , and expound the condition of the tenable , and raised a number and unit of mole gas constant in the legal metrological unit .

在综合考虑扫气系数和容积效率对过量空气系数影响的基础上，采用随过量空气系数变化的气体常数和比热比，建立了大型低速二冲程柴油机的平均值模型。

This paper establishes a dynamic mean value model for diesel engine based on effect of both scavenging coefficient and volumetric efficiency on excess air ratio . Variable gas constant and specific heat ratio are considered and these influential factors are usually neglected by other researches .

定标粒子理论在萃取化学中的应用&Ⅰ.惰性气体分配常数的计算

The application of the scaled particle theory in extraction chemistry & ⅰ . the calculation of partition constant of inert gases

对理想气体反应平衡常数的审议

Discussion of the Equilibrium Constant of Ideal Gas Reaction

理想气体熵积分常数之差与理想气体混合熵

The Difference between the Integral Constants and the Mixed Entropy for Perfect Gases

气体介电常数的微观表达式

The dielectric constant of gases

气体相对介电常数εr的测量

Measurement of Dielectric Constant of Gases

精细红外光谱与气体反应的平衡常数

Fine infrared spectrum and equilibrium constant of gas reaction

应用分子聚集模型计算醇类的气体热容及其缔合常数

Calculation of vapor heat capacity and equilibrium constants of association for alcohol using the model of molecular aggregation

围绕以氢气替代理想气体采用置换法测定摩尔气体常数R的实验，设计了相应的计算程序，并通过学生的实验数据验证该程序的可行性和可靠性。

In this article , hydrogen is adopted to displace the ideal gas in the experiment of " measuring the Molar gas constant R by displacement method " and a corresponding calculator program is designed . The program is proved feasible and reliable by the students ' experimental data .

本文对推导理想气体状态方程的热力学方法中普适气体常数R的引入，提出了自己的看法，进而明确了该方程在热力学中的公理地位。

This paper has proposed its opinion on the lead - through of the general constant R in the deductive method of thermodynamics of the state equation for ideal gases , and thus explicates the principled state of the equation in the thermodynamics .

本文根据对一些极性气体分子聚集现象的分析，推导出计算极性气体的缔合平衡常数和缔合焓方程。

Based on the analysis of the molecular association ( dimerization ) phenomenon of some polar gases , the equations for calculating the equilibrium constants and heats of dimerization for polar gases are proposed .

探讨了被校电离规在6种不同的气体中的校准效果及校准前后的差异，说明了气体歧视效应的存在和影响，得出了各气体的相对常数；

The effects of six kinds of gas on the calibrated ionization gauge are explored and relative sensitivity is obtained .