立方

This new cubic type of status equation currently represents a relatively good mathematical model for calculating the phase equilibrium parameters of water and the properties of saturated humid air.

这个新的立方型状态方程是目前计算水的相平衡参数和饱和湿空气性质较好的数学模型。

On the basis of the calculation of phase equilibrium of multicomponent mixture,in this paper,the main equilibrium properties of an optimum gas mixture are calculated using the cubic equation of state ,including P-V-T parameters,enthalpy and entropy.

在基于多元混合物工质气液相平衡计算的基础上，介绍了利用立方型状态方程计算多元混合物节流制冷工质的压力，比热容、温度、焓和熵等平衡物性的方法。

This work presents a viscosity model based on Peng-Robinson cubic equation of state for a better description of viscosity. A viscosity model has been developed based on the similarity between PVTand TμP relationship and the PR EOS.

本文基于P-V-T-与T-μ-P关系的相似性，结合Peng-Robinson立方型状态方程，建立了一个预测纯烷烃气液相粘度的统一模型。

The F function modified cubic equation of state-FRKS and the improved binary interaction function by introducing the pressure factor,were used to correlate excess volumes of binary mixtures at high pressure.

利用F函数改进的立方状态方程—FRKS方程，并在二元互作用函数中引入压力项因子，对高压下二元系的超额体积进行拟合。

Eg. We know that the weight of a cubic foot of air at 0?

我们知道，1立方英尺的空气在0摄氏度和760毫

Eg. We know that the weight of a cubic foot of air at 0?C and 76cm.

1立方英尺的空气在0摄氏度和760毫米汞柱压力下。

How much does one cubic foot of air weigh at 0℃ and 76 cm. pressure?

一立方英尺空气在0℃和76厘米汞柱压力下重多少？

He carried a block of ice about one cubic foot in size.

他拿着一块约一立方英尺大小的冰块。

Eg. We know that the weight of a cubic foot of air at 0oC and 76cm

我们知道，1立方英尺的空气在0摄氏度和760毫米汞柱压力下，重量是0.81磅

Every cubic foot of a building costs money.

而每增加一立方英尺的建筑物空间，就意味着成本的浪费。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。