In this paper we derive the quantitative analysis formula of Joule-Thomsonian coefficient from the knowledge of common physics.
本文用普通物理热学的知识推导出焦尔·汤姆逊系数的定量分析公式。
Methods: Refering to the method of electronic glottis graph and mathematics analysis, using 16 characteristic dots, an analysis method and quantitative analysis formula are established.
方法：参照电声门图的研究方法，利用16个特征点，运用数学分析，建立声带振动波形图分析方法及量化分析公式。
Methods: Refering to the method of electronic glottis graph and mathematics analysis, using 16 characteristic dots, an analysis method and quantitative analysis formula are established.
方法：参照电声门图的研究方法，利用16个特征点，运用数学分析，建立声带振动波形图分析方法及量化分析公式。
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