问答题

简答题翻译：As pressure and diameters increased, it was found that compressibility of the gas that occurs when the gas is under pressure errors into the calculation, and the revised formula was eveloped to account for this property of natural gas.

【参考答案】

大家都知道，随着压力和管径的增加，受压天然气的可压缩性会使计算产生误差。修正公式就是考虑天然气的这个性质而提出来的。

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翻译：Crude petroleum is not an equilibrium mixture, and on a geological time scale its composition is slowly changing.

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翻译：The producing gas-oil R is the radio of the volumetric gas production rate to the volumetric oil production rate, both at surface.

简答题 翻译：As pressure and diameters increased, it was found that compressibility of the gas that occurs when the gas is under pressure errors into the calculation, and the revised formula was eveloped to account for this property of natural gas.