1-dimensional steady state heat conduction一维稳态导热absolute temperature scale绝对温标absolute zero绝对零度absorption n.吸收absorptivity n.吸收率absorptivity吸收比Acetone丙酮adiabatic a. 绝热adiabatic free expansion 绝热自由膨胀adiabatic process 绝热过程alcohol ,酒精,乙醇algebra n. 代数Aluminum 铝ambient a. 周围的analogy n. 比拟analogy 类推analytical solution of transient heat conduction 非稳态导热问题分析解angle factor n. 角系数approximation 近似arbitrary a. 任意的arithmetic n.