在组分分析的基础上，采用立方型状态方程建立了计算原油体积系数的新方法。
Based on the component analysis, a new calculation method for the volume factor of formation crude oil was proposed by cubic equation of state.
使用BWRS状态方程，推导出了计算焦耳-汤姆逊系数的完整公式，给出了详细的计算步骤。
Based on the BWRS state equation, the complete formula for calculation Joule-Thomson coefficient is derived, and the detail calculation procedure is given.
在此基础上，利用相关理论对该流场进行分析，确定出该堆积粉尘状态方程中的待定系数。
Based on experiments and shock polar analysis, the constitutive equations of granular material were determined and calculations were performed.
此法兼有状态方程法理论严密和活度系数法计算简便的优点。
This method is as rigorous in theory as that based on the equation of state, and as simple in computation as the activity coefficient method.
从本质上分析了理想气体状态方程的局限性，提出了利用压缩系数提高天然气流量精度的概念，从而改进了状态方程。
Analying the limit of state equation of ideal gas in substance, the conception that using compressional factor improves the accuracy of gas flux is introduced and the state equation is mended.
从本质上分析了理想气体状态方程的局限性，提出了利用压缩系数提高天然气流量精度的概念，从而改进了状态方程。
Analying the limit of state equation of ideal gas in substance, the conception that using compressional factor improves the accuracy of gas flux is introduced and the state equation is mended.
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