Efficient HETP model reflects the change of Efficient HETP of distillation column in the non-reflux process according to the change of dynamic holdup. And Efficient HETP model is nearer to the truth compared to the simplied model.
有效理论板模型通过精馏塔中动持液量的变化描述了无回流过程中精馏塔的有效理论板变化，与简化模型相比更加符合实际情况。
The modeling results agree reasonably with experimental data, and the mean relative deviation is 25%.
对比结果表明本文建立的模型计算得到的HETP值与实验值吻合较好，其平均相对误差为25%。
The optimum carrier-gas flow rate is determined by plotting HETP vs u and choosing a value at or slightly above the minimum in the curve.
最佳载气流速是通过理论塔板高度对速度作图并选择曲线的最小值或略高的值来确定。
He feels it his duty to hetp others.
他认为帮助别人是他的责任。
To hetp them learn the cultural differences between Chinese and English.
第三，通过培养学生对文化差异的敏感性和洞察力，进一步提高外语阅读能力。
The simulatedHETP agreed with the experimental HETP very well under the conditions of normaland vacuum pressure.
利用所建立的耦合模型求得的HETP与常减压下的实验值吻合较好。
The HETP values and the experimental mass transfer coefficients are compared with different data and correlations proposed in the literature; it has been found that the differences are appreciable.
HETP价值和实验性传质系数与另外数据比较和在文学提议的交互作用；它被发现的区别是看得出的。看看怎样？
After surface treatment, the HETP of tested packings decreased about 20% and 30% in average for common organic s...
对于分离普通有机物以及高表面张力物系，其等板高度HETP分别下降约20％和30％。
The results showed that the separation efficiency of the packing increased with the increase of the operating pressure. Below 1.70MPa, the values of HETP decreased with the increase of gas F-factor at constant operating pressure.
分析实验数据发现：在0.70~1.70MPa的操作压力范围内，当压力一定时，随着Fv因子的增加，填料的效率增大；而在1.90MPa时，填料的效率在液泛前的一段操作范围内发生恶化。
The surface of corrugated wire gauze packing was treated with different methods respectively and the pressure drop Δ P/Z and the height equivalent to a theoretical plate HETP of packing were determined before and after they had been treated with ethanol water system.
对金属丝网波纹填料采用不同的方法进行表面处理，并以乙醇水为物系，对处理前后填料层的压降△P/Z及等板高度HETP进行了测定。
Performances of different packing materials were compared through the product of the slope of HETP (height equivalent to a theoretical plate) curve and pressure curve.
该文利用板高曲线和压力变化曲线斜率积对填料性能进行了比较。
Efficient HETP model reflects the change of Efficient HETP of distillation column in the non-reflux process according to the change of dynamic holdup.
有效理论板模型通过精馏塔中动持液量的变化描述了无回流过程中精馏塔的有效理论板变化，与简化模型相比更加符合实际情况。
Effect of resin size on HETP in sepa-ration of isotopes by chromatography
同位素色谱分离中塔板高度与树脂颗粒度的关系
For low carrier-gas velocities the HETP may become large owing to molecular diffusion effects.
载气线速低时，HETP是靠分子扩展影响而变大。
The lumped kinetic model for liquid chromatography was adopted to describe the chromatographic process in supercritical fluid by introducing all band broadening effects to the overall mass transfer coefficient, which can be estimated from the equation of HETP.
借鉴液相色谱分离过程的集总动力学模型，提出将轴向扩散对色谱峰展宽的贡献归结于表观总传质系数，由线性色谱的理论等板高度方程对总传质系数进行估算。