本论文通过多种手段对木材的导热系数进行了理论和实验研究。
The thermal conductivity of wood was studied in this thesis using several theoretical and experimental methods.
用半无限大导热理论对瞬态导热过程进行换热系数求解。
The heat transfer coefficient is obtained by solution of semi-infinity heat conduction theory.
应用类比推理的物理学方法，从材料的导热与导电的相似性，推导出木材弦向导热系数的理论计算公式。
Theoretical formula of wood thermal conductivity in tangential direction was derived by analogy from the fact that heat conduction of the material was similar to its electric conduction.
本文导出了基于逾渗理论并考虑温度影响的散体有效导热系数预测模型。
On the basis of percolation theory, a effective thermal conductivity model of disperse system was presented considering temperature influence.
理论和实验分析了运用准稳态法测量纳米颗粒悬浮液有效导热系数和比热容等热物性的可行性。
The feasibility of using quasi-steady state method for the measurements of effective thermal conductivity and specific heat of nanoparticle suspension is discussed theoretically and experimentally.
在逾渗理论的基础上，对霜层的导热系数进行分析。
Based on the percolation theory, the thermal conductivity was discussed.
对单根纤毛肋进行的简化理论分析表明纤毛长径比和肋材与流体的导热系数比越大其强化换热作用越好。
Simplified analysis on a single fiber fin in the duct flow demonstrates that the heat transfer can be enhanced with the increasing length-to-diameter ratio and thermal conductivity ratio.
对单根纤毛肋进行的简化理论分析表明纤毛长径比和肋材与流体的导热系数比越大其强化换热作用越好。
Simplified analysis on a single fiber fin in the duct flow demonstrates that the heat transfer can be enhanced with the increasing length-to-diameter ratio and thermal conductivity ratio.
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