A downhole device used to control fluid flow under downhole conditions.
用于在井下条件下控制流体流动的井下装置。
Fluid flow processes, including fluids transportation, filtration, solids fluidization.
流体流动过程，包括流体输送，过滤，固体流态化。
Fluid in the labyrinth seal flow process, to follow all the control of fluid flow equation.
流体在迷宫密封内的流动过程，遵循流体流动的所有控制方程。
If you have a fluid flow, for example, if you want to study wind patterns in the atmosphere.
如果想研究一下流体，比如要研究大气中风的形态。
The fluid flow in a square channel was investigated using dissipative particle dynamics(DPD).
利用耗散粒子动力学（DPD）对方形通道内流体流动进行了模拟。
Can be installed in both the horizontal or vertical positions, provided fluid flow is upward.
可以安装在水平位置或水流方向朝上的垂直位置。
Introduction of methods of strengthening fluid flow and mix as well as recent trends are reviewed.
本文系统介绍了强化流体流动与混合方法的最新研究动态。
Under normal circumstances, concrete pumping pipe center at columnar fluid flow status was suspended.
正常情况下，混凝土在泵送管道中心形成柱状流体，呈。
A device incorporating an orifice that is used to control fluid flow rate or downstream system pressure.
包括一个喷嘴的装置。它用于控制流体的流量或下游系统的压力。
For on-line calibration system of flowmeter, the working fluid flow is from the petroleum pipe line itself.
体积管工作时的液流，对于流量计在线检定系统，是来自输油管线本身。
The result shows that there were two different fluid flow areas in "Sanjiang" middle belt during Neo Tethys.
研究表明，三江中段新特提斯阶段区域流体存在两个性质不同的流体作用区域。
Fluid flow through tubes with local constriction has many applications in engineering and biomedical science.
局部狭窄圆管内的流体流动，在工程和生物医学中具有许多应用背景。
Sandstones, which are porous and permeable, can provide the reaction space for fluid flow and rock interaction.
砂岩因其发育孔隙为流体的流动和流体与岩石的相互作用提供了场所。
The downhole oil water separation system is comprised of double fluid flow pump, cyclone separator and oil pump.
井下油水分离系统由双液流泵、旋流分离器和原油提升泵三大部分组成。
A mathematical model has been established for fluid flow and heat transfer in weld pool with a deformed surface.
建立了熔池表面存在变形的流场与热场的数学模型。
A check valve that controls fluid flow rates to maintain a predetermined, constant pressure upstream from the valve.
为保持阀的上游的预定不变的压力所用的控制流体流量的一种止回阀。
Numerical simulation is a effective method for solving problems of fluid flow and heat transfer in complex geometries.
数值模拟是解决复杂区域的流动和换热问题的一个行之有效的方法。
The main problems are fluid flow and elemental transportation, the fluid rock interaction and the source of the fluid.
研究的主要问题是流体流动机制和元素迁移，流体-岩石相互作用和流体来源。
The fluid flow need not be specified in detail to obtain a semi-quantitative assessment of collection characteristics.
为了得到采取特性的半定量的估价，并不需要对流场作详细的说明。
A manual or automatic, conical needle in a seat valve that can be changed to alter the amount of fluid flow through it.
在座阀中的一个手动或自动的锥形针状体。对它进行调节就可改变流过的流体的流量。
Adjustable chokes enable the fluid flow and pressure parameters to be changed to suit process or production requirements.
可调节流器可改变流体的流动参数和压力参数，以适合于处理要求或生产要求。
Slamming of check valves is the result of failure of the valve disc to reach its closed position before the fluid flow reversal.
止回阀的撞击现象，是由于在流体倒流之前，阀门的阀瓣没有到达关闭位置造成的。
The heat transfer principle of power maximization in power plants with heat transfer irreversibilities is extended to fluid flow.
将具有传热不可逆性的动力装置功率优化传热原理扩展到流体流动分析。
Reservoir wettability is an important parameter for evaluating recoverable reserves and controlling fluid flow of a oil reservoir.
油藏润湿性是评估油藏可采储量，控制油藏流体流动行为的一个重要参数。
The influence of turbulence inhibitors with different structure on fluid flow behavior in tundish was studied by water modeling experiments.
通过水力学模型实验，研究了不同结构的湍流控制装置对中间包流体流动特性的影响。
Swing-type check off er the least pressure drop and offer simple automatic closure; when fluid flow stops gravity and flow reversal closes valve.
旋启式止回阀压降最小，能够完全自动关闭，即在介质流动停止、重力和介质倒流的状态下自动关闭阀门。
The perfect method for predicting waterflood performance would of course include all pertinent fluid flow, well pattern, and heterogeneity effects.
预测油层注水性能的完美方法，当然包括所有相关的液流，布井系统和不均匀性效果。
The experimental data of fluid flow in porous core with low permeability were analyzed with simulation theory and plotted as a log log typical curve.
用无因次分析法对低渗透岩心的实验数据进行了分析，得出新的渗流规律。
The experimental data of fluid flow in porous core with low permeability were analyzed with simulation theory and plotted as a log log typical curve.
用无因次分析法对低渗透岩心的实验数据进行了分析，得出新的渗流规律。
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