本文对此作了分析和比较，并介绍了混合气体绝热系数的计算方法。
This paper analyzes these problems and puts forward a calculation method for insulation factor of combined gas.
工程实践表明，其具有导热系数小，绝热性优良、施工性能稳定、无毒无放射性污染等特点。
Engineering Practice shows that the coefficient of heat conduction small insulation of the fine, construction performance, stable, non-toxic and non-radioactive pollution characteristics.
计算压缩天然气绝热节流的温度降的关键是求解焦耳-汤姆逊系数。
The key to calculate the temperature drop induced by adiabatic throttle of compressed natural gas is to find the solution of the Joule-Thomson coefficient.
实际气体的绝热节流效应通常用绝热节流系数来表示。
Adiabatic throttle coefficient is used to denote adiabatic throttle effect of real gas.
通过模型计算对硬硅钙石型硅酸钙、气凝胶及硬硅钙石-气凝胶复合绝热材料的导热系数进行了对比研究。
The effective thermal conductivities of xonotlite-type calcium silicate, aerogel and xonotlite-aerogel composite insulation material were compared by model calculation.
测量了不同浓度的甘油、乙醇混合液的声速和密度，计算了超额绝热压缩系数。
The speed of sound and the density in glycerol—alcohol mixtures is measured.
测定了岩棉和硅酸铝毡二种绝热材料的表观导热系数，得出相应的回归方程。
The conductivities of two kinds of insulating materials-rock wool and aluminium silicate blanket-are measured and their correspondingregress formulas are obtained.
本发明高强度真 空绝热板，不但强度高，而且导热系数低、且耐高温性能好。
The high-strength vacuum heat insulation plate of the invention has high strength, low thermal conductivity and good high temperature resistance.
本发明高强度真 空绝热板，不但强度高，而且导热系数低、且耐高温性能好。
The high-strength vacuum heat insulation plate of the invention has high strength, low thermal conductivity and good high temperature resistance.
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