If another resource becomes involved in the transaction, you have forced an unnecessary two-phase commit, causing an additional prepare flow.
如果在事务中涉及另一项资源，就会强制进行不必要的两阶段提交，导致额外的准备流程。
These flows are transactional, using mechanisms such as two-phase commit, so that the entire flow can be rolled back in the case of a failure, or committed in the case of success.
这些流都是事务型的，使用的是两阶段提交之类的机制，这样在失败时可以回滚整个流，或者在成功时提交整个流。
This article mainly introduces the prediction method of the flow pattern, pressure gradient and liquid holdup of two phase flow in horizontal pipelines.
本文着重介绍水平管中这种两相流动的流动型态、压力梯度和持液率的预测方法。
The focus of the research on the two phase flow, gas and non-Newtonian fluid in horizontal pipelines, is pressure drop, the law of liquid adhesiveness and the prediction of flow form.
水平管中气体和非牛顿液体两相流动研究的中心问题是压降和持液率的规律，以及流动型态的预测。
In this paper, a dynamic model of the gas-solid two phase flow in magnetically fluidized bed is established first.
本文首先从理论上建立了磁流化床气固两相流动的动力学模型。
The liquid in the pipeline under certain conditions and partially vaporizes into gas state, bubble, formation of gas-liquid two-phase flow which is the process of flash.
管道中的液体在一定的条件下，部分液体气化成气体状态，产生气泡，形成气液两相流这就是闪蒸过程。
In the numerical simulation of a CFB apparatus, the result of the new model agrees with the experiment data well, so it shows the remarkable advantage or simulation of dense gas-solid two-phase flow.
经循环流化床数值模拟的检验证明，新模型的计算结果与实验数据吻合，从而在稠密气固两相流动的数值模拟中具有相当的优越性。
Because of short diameter and fast flow of fluid, effect between the two-phase fluids can be ignored.
由于管径小，工质流动速度快，可以不考虑管内两相工质间的相互作用。
With the rapid development of the computer technology, the mathematic model is adopted more and more when it comes to study in ice-water two-phase flow.
随着计算机技术的飞速发展，人们在研究冰水两相流问题时，越来越多的采用了数学模型的方法。
To simulate the cluster formation in dense two-phase flow, a multi-lattice actual trajectory (MLAT) model is developed.
提出了数值模拟稠密气固两相流动的多重格子-真实轨道模型（MLAT模型）。
Relations between differential pressure signal and two-phase flow parameters are studied in the dissertation.
研究了差压波动信号与两相流系统参数之间的关系。
Visualization study of two-phase flow in anode interdigital flow bed of a liquid-fed direct methanol fuel cell (DMFC) was performed in a home-made experimental system.
采用自制的实验系统对液态进料直接甲醇燃料电池（DMFC）阳极交叉指状流道内的两相流动特性进行了可视化实验研究。
Simulation of turbulence atomization jet in the air-water two phase flow field was performed.
对水在空气中湍动雾化射流的气液两相流场进行了数值模拟。
So the two phase flow model in this paper is reasonable, and the simulation procedure also is right.
所以验证了本文的两相流模型是合理的，而且程序的编写也是正确的。
Flow regime identification in horizontal gas- liquid two- phase flow using differential pressure signal is investigated in this paper.
本文利用差压波动信号对水平管气液两相流流型辨识问题进行了研究。
The idiographic work is as follows: 1, the modeling of the scramjet fuel supply system with two phase flow.
具体工作如下：1、含有两相流的超燃冲压发动机燃油供给系统模型的建立。
An air water two phase flow model for air demand computation for tunnels is developed in this paper.
结合工程实例，利用水气两相流数学模型计算明流长隧洞的通气量。
The result indicates that the sound speed of gas liquid two phase flow is much lower than single phase liquid or air medium.
结果表明：气液二相流音速比单相液体或空气介质低得多，流动机构对音速变化有显著影响。
Studies on flow regime identification of two phase flow according pressure fluctuation signal in recent years have been reviewed.
介绍了近年来通过压力（压差）波动过程实现气（汽）液两相流流型识别的最新研究成果。
Following the theory on characteristics of first order quasi-linear partial differential equations, classification of the balance equations for two-phase flow in interior ballistics is discussed.
根据一阶拟线性偏微分方程组的特征理论，讨论内弹道两相流方程组的类型。
Improved models regarding dense gas-particle two-phase flow are proposed.
提出了模拟稠密气固两相流动的改进模型。
Application of this method would make it POssible to identify instability boundary of two - phase flow under stable operation conditions of two - phase flow system.
该方法使得在稳定工况下判别两相流系统的不稳定边界和稳定裕度成为可能。
It is also possible to analyze a gas liquid two phase flow condition through an edge detection of wavelet transformation and detect thermodynamic data in a gas liquid two phase flow.
对汽液两相的流动工况也可以用边缘检测小波变换去进行分析，并实现对汽液两相流动的热工数值检测。
AJB two phase flow slurry pump is designed by adopting the newest two-phase flow theory of China.
AJB型系列两相流纸浆泵是采用国内最新的两相流理论设计而成。
Phase separation takes place when a two-phase flow passes through an orifice.
两相流流过孔板产生相分离。
A method of using metal probe for measuring the void fraction at any point in gas-liquid two-phase flow on Sieve tray is described.
用金属探针法测量塔板上气液两相流中某些点的含气率。
Particle velocity is an important parameter describing the flow state of gas-solid two-phase flow.
颗粒的流动速度是反应气固两相流流动状况的一个重要参数。
This paper deals with the effect of ultrasonics on liquids flow through porous media, especially two-phase flow.
本文主要研究了超声波对多孔介质中液体流动的影响，尤其是两相流动的影响。
This paper has simulated two-phase flow in a small expansion ratio nozzle.
本文对小扩张比喷管内的两相流场进行了数值模拟。
This paper has simulated two-phase flow in a small expansion ratio nozzle.
本文对小扩张比喷管内的两相流场进行了数值模拟。
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