The volume is fixed by measuring a specific gas (liquid) of controlled temperature and pressure using a sample measurement tube.
通过使用样品测量管测量受控温度和压力的特定气体(液体)来固定体积。
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%。
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%。
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