传热系数，热阻率，导热系数，换热器，热对流，热传导，热辐射，对流传热。
Heat-transfer coefficient, heat resistivity, heat conductivity, heat exchanger, heating convection, heat conduction, heat radiation, heat convection exchange.
散热片选用较高导热系数的材料对提高热传导效率很有帮助。
Selection of high thermal conductivity of the heat sink material is very helpful to improve the efficiency of heat conduction.
利用成熟的气体导热模型和气体分子运动论，对快速瞬态高强度加热情况下的热传导问题进行了理论研究。
The heat conduction for rapid transient and strong heating was researched by the mature heat conduction model of gas and kinetic theory of gases.
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