比热容比指的是定压比热Cp与定容比热Cv之比，通常用符号γ表示，即γ=Cp/Cv，是描述气体热力学性质的一个重要参数。
本文对空气比热容比实验不确定度的估计进行讨论，提出一种比较合理、规范、又便于教学的近似处理方法。
This paper discussed the assessment of uncertainty of air's specific heat capacity ratio, and gave a method of more reasonable, standard and easy for teaching.
分析了空气比热容比测定实验的系统误差，提供一种对“绝热膨胀过程”中由于不完全绝热而引起的系统误差进行修正的实验方法。
The system errors in the experiment of measuring air specific heat ratio was analyzed and the experimental method for correction was presented.
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