The procedures of some typical vapor-liquid equilibrium calculations of petroleum fractions based upon spline techniques are given in the paper with good agreement with laboratory data.

提出了基于样条函数技术对石油馏份所作的若干种典型汽液平衡计算步骤，并给出了令人满意的数值计算结果。

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In this paper expressions for activity coefficients of dilute solutions are derived, which are suitable for working equations for vapor liquid equilibrium measurements by gas chromatography.

针对稀溶液的相平衡的特点，提出了适用于气液色谱法测定模型的稀溶液活度系数表达式。

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These parameters can be recommended for the purpose of practical vapor liquid equilibrium calculations over the wide range from low pressure to ordinary pressure.

这些参数，可在低压至常压的广阔范围内的实际气液平衡计算中使用。

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And the triple point of water is 16K that temperature and pressure - there's a unique temperature and pressure where water exists in equilibrium between the liquid phase, the vapor phase, and the solid phase.

与水的三相点,我们定义它为273。,水的三相点,是一个特定的温度和压强,可以使水的液态，气态和固态三相共同达到平衡，三相点是液态。

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