Several linear regression equations of the specific heat at constant volume for ideal gas based on MATLAB were proposed and proved by mathematical statistics, with maximum relative error less than 5%.
利用MATLAB的数值回归分析功能，得到了几种常见理想气体定容比热容与温度的线性回归公式，数理统计分析的结果证明了这些回归公式的合理性，回归公式的最大相对误差低于5%。
The results show that the specific heat capacity at constant volume in a fractal medium is always less than that in a homogenous medium.
结果表明，同一材料的分形介质定容比热恒小于均匀介质的定容比热。
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