Slagging is a very complicated physical and chemical process which deals with several scientific courses such as combustion, multi-phase flow, heat and mass transfer etc.
结渣过程是个十分复杂的物理化学过程，其中涉及燃烧、气固多相流、传热与传质等多门学科。
The centrifugal sewage pump is the typical multi-phase flow fluid machinery, which is mainly used to transport and lift solid-liquid two-phase flow including a certain extent of gas.
离心式污水泵(即污水提升泵)，是典型的以输送固液两相流为主，同时含有不定量气体的多相流流体机械。
This paper describes a new physically based multi-phase flow model to simulate natural catastrophic phenomena, such as flood, debris flow and landslide.
提出一种新的基于物理的多相流模型来模拟洪水、泥石流、山体滑坡等一系列自然灾害景象。
Liquid holdup plays an important role in the technology calculation of multi - phase flow. All kinds of correlations always are concluded by the experiment data or field data.
持液率计算在多相流工艺计算中占有重要的地位，各种相关式都是依赖于实验或现场数据得出的经验或半以验相关式。
The present well test analysis methods are only suitable to single-phase flow in reservoir. In fact, multi-phase flow will occur after a certain long time reservoir fluid production.
目前，试井分析方法仅限于地层中的单相流动，而在油气田开发中后期，试井往往涉及地层中的多相渗流。
The present well test analysis methods are only suitable to single-phase flow in reservoir. In fact, multi-phase flow will occur after a certain long time reservoir fluid production.
目前，试井分析方法仅限于地层中的单相流动，而在油气田开发中后期，试井往往涉及地层中的多相渗流。
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