流体泵的一种类型。它的往复运动的活塞或柱塞驱替流体。
A type of fluid pump in which reciprocating pistons or plungers displace the fluid.
而膨胀式封隔器的膨胀则是通过泵送流体进入囊状物，与气球大约同样的方式，但是比气球具有更坚固的结构。
The expansion of the latter is accomplished by pumping a fluid into a bladder, in much the same fashion as a balloon, but having more robust construction.
对于粘度或密度在工艺中有变化的流体，这种泵不会受到太多影响。
For the viscosity or density change in the process fluid, the pump will not be affected too much.
轴承有一个螺旋槽在认为泵流体从一个水库。
The bearing has a spiral groove in it that pumps fluid from a reservoir.
这种泵的叶轮叶片可以自动调节来适应转速、流体粘度和不同压力。
This pump impeller blades can be adjusted automatically to adapt to speed, fluid viscosity and pressure.
在使用连续管柱的情况下，在含气油井条件下的安全工作能力使得流体在任何时刻都能被泵送而与位置和移动方向无关。
The ability to work safely under live well conditions, with a continuous string, enables fluids to be pumped at any time regardless of the position or direction of travel.
发生了什么事，我们认为，是预处理(化学)淹没了泵的分隔器，我们会在不想要流体的地方得到一些流体，这将要我们花一段时间完成一套程序来修复它。
What happened, the pre-treat (chemical), we think, flooded the pump separator and we may have got some fluid where we didn't want it and it'll take us a while to work through a procedure to recover.
最好是将泵吸入口置于流体进入层段的下方，若置于上方则应使用气体分离器。
It would be better placed on pump suction fluid entering the bottom layer of segment, if placed in the top of the gas separator should be used.
同理，对于双螺杆泵，粘度大的流体比粘度小的液体的泄漏要小，泄漏量与介质粘度有一定的比例关系。
Similarly, for the twin-screw pump, the fluid viscosity smaller than the viscosity of the liquid leakage is smaller, leakage volume and viscosity of a certain percentage of media relations.
足尺寸的原型泵在柯蒂斯莱特流体控制公司的一个事业部-EMD进行测试，它为西屋电气公司制造的各种泵。
The full-scale prototype pump was tested at EMD a business unit of Curtiss-Wright Flow Control Co. that manufactures the pumps for Westinghouse.
本文用传递矩阵的方法建立了描述往复泵—管路液力系统流体动力特性方程，井导出了各子系统的传递矩阵。
This paper establishes a fluid dynamic equation for a reciprocating pump-piping hydraulic system with the transfer matrix method and deduces all the transfer matrixes of the subsystems.
为了进行引射离心泵的试验研究，课题研究从搭建流体输送试验台开始。
In order to make test reach on the jetting device, we build a test-bed of fluid transmission.
研究结果表明，管径、含气率以及流体粘度对管泵系统的流量影响不大，而对压力降则有显著影响。
The results have shown that diameter, gas fraction and fluid viscosity have slight impact on flow rate of this boosting system, but have remarkable influence on pressure drop of this system.
但井的条件常不容许将泵置于流体进入层下方，则考虑用井下气分离器。
However, the condition often does not allow Wells to pump fluid into the layer below the place, then consider the use of downhole gas separator.
本文是国家教委博士点基金项目“粘性流体在叶片泵内的流动机理研究”的一部分。
The dissertation is part of the Doctoral Scientific Fund Project of the State Education Committee of China.
在油田流体处理和拌合中普遍使用的一种泵。
A type of pump commonly used in the handling and mixing of oilfield fluids.
本发明的一个方面中，流体系统包括泵腔和压力腔。
In one aspect of the invention, the fluid system includes a pump chamber and a pressure chamber.
结果表明，随着油液体积弹性模量的下降，泵的流量脉动及流体噪声均增大。
It was shown by calculation results that the flow ripple and fluid noise of hydraulic pump increased seriously when the bulk modulus descended.
本文详细研究了悬挂式缓闭减水锤止回阀在事故停泵期间的特性以及由停泵所引起的流体瞬变效应与阀的减水锤效果。
The characteristics of closing check valves with hanged reducing water - hammer, and the effects of fluid transient during power cut are studied in this paper.
建立了简化成二维定常不可压缩流体的离心泵叶片的边界层方程，并对相关量进行了分析。
The boundary layer equations of vanes of centrifugal pump in two-dimensional incompressible fluid are set up and the relevant quantities are analyzed in the paper.
一种用于在高压下抽吸海水或其他流体的往复泵(10)。
A reciprocating pump (10) for pumping seawater or other fluid under high-pressure.
泵送流体直到岩样从井底到达地表为止。
To pump the drilling fluid until a sample from the bottom of the hole reaches the surface.
通过整个主动的流体体系泵送流体，这一系统包括井眼和所有构成主要循环系统的地面罐。
To pump fluid through the whole active fluid system, including the borehole and all the surface tanks that constitute the primary system.
研究固液两相流体在离心泵内的运动规律，完善其设计理论和设计方法，一直是各国工业部门和大学，科研机构的教授、研究人员十分重视的课题。
The perfection of designing theory and method has been an important project of professors, researchers in industrial departments, universities and institutes in every country.
离心泵输送粘度大于水的石油产品或其它流体时，一般用输送水时的性能参数换算确定泵输送粘性流体时的性能。
When oil products or other fluids with viscosity larger than that of water, the pump's performance is usually conversed and determined by its performance parameters in pumping water.
在软管泵压辊挤压流体通过管道。
The peristaltic pump roller pressure squeezes fluid through the tubing.
大排量泵抽式地层测试器以获取流体样品和地层静压为主。
High pumping rate formation tester is mainly used to get fluid sample and reservoir static pressure.
介绍了齿轮泵用于流量计量和流体输送时所具有的突出特点。
The prominent characteristics of gear pump in application to flow metering and fluid transportation were introduced in this article.
介绍了齿轮泵用于流量计量和流体输送时所具有的突出特点。
The prominent characteristics of gear pump in application to flow metering and fluid transportation were introduced in this article.
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