gravity flow system

In this paper, the three-phase flow heat transfer enhancement technique is applied to closed gravity heat pipe and a set of three-phase flow gravity heat pipe system is set up.

本文将三相流强化传热技术应用于重力热管，构建了三相流闭式重力热管系统。

The research via gravity model shows that the system quality of each country will impact bilateral trade effectively, and the trade flow is large between the countries with similar systems.

通过应用引力模型的研究发现，各国制度的优劣对双边贸易有显著的影响，制度相似的国家间贸易量较大。

In this paper, a preliminary experimental study on various flow patterns of a gravity current in two layer system in terms of density difference of fluid layers is presented.

本文对于二层流体环境中的异重流流态与各层流体间的密度差的关系作了初步实验研究。