Fluid density is measured by self push resonant principle and frequency tracking method.
流体密度的检测是采用自激振荡原理和频率跟踪法得到的。
Fluid density is measured by self-push resonant principle and frequency tracking method.
流体密度的检测是采用自激振荡原理和频率跟踪方法得到的。
Finally, fluid density can be obtained from ground system with Bernoulli's equation in fluid mechanics.
最后由地面处理系统结合流体力学中的伯努利方程处理得到流体密度。
This term is a product among the non-Darcy coefficient, the fluid density and the square of flow velocity.
非达西项是非达西系数、流体密度和流速平方的乘积。
Fluid identification logging curve is abnormal, the curve amplitude change is inversed with the fluid density curve;
流体含水测井曲线出现异常，曲线幅度变化与流体密度曲线正好相反；
In the pipe, the pressure consists of three parts of fluid dynamic, pipe operation pressure and fluid density pressure.
流体的液动力和管路工作压力及液体密度引起的压力三者叠加而形成管内压力。
A mixed-fluid reservoir will stratify according to fluid density, with gas at the top, oil in the middle, and water below.
具有混合流体的储层将会依流体密度分层，气在顶部，油在中部，而水在底部。
It has been widely applied in the oil fields, geological exploration and laboratories for analysis and measurements of fluid density.
广泛用于各大油田，地质勘探和实验室进行液体密度的分析和测定。
On the basis of obtaining reservoir density sections and using fluid density computation technique, the fluid density sections can be yielded.
在获得的储层密度剖面基础上，利用流体密度计算技术，即可得到流体密度剖面。
Measurements of fluid density, viscosity, sound speed, and continuous refractive index are made downhole under reservoir temperature and pressure conditions.
所有的数据，包括液体密度、粘度、声速、连续折射率，都在井下油藏温度和压力条件下测得。
The laying position and well blowout pressure are analyzed and discussed briefly and the relationship curve of drill bit pressure drop vs flowrate and fluid density i.
对其安放位置及井喷压力进行了简要分析和探讨，建立了钻头压降与流量、流体密度的关系曲线。
In the model the fluid density variation due to solution concentration change and the head distribution variation resulted from the fluid density change are considered.
模型考虑了地下水中溶解盐分浓度变化引起的地下水密度的改变，及其导致的地下水水头的变化。
When underbalanced drilling or drilling easy leaky zone by using aeration fluid, the determination of fluid density and downhole fluid column pressure is very important.
利用气体型流体进行欠平衡钻井，或钻易漏地层时，流体密度及井下液柱压力的确定十分重要。
The effects of various factors, such as top pre-tension, inner fluid density, current velocity profile, outer diameter and riser wall thickness on VIV-induced fatigue damage in the …
结果显示立管顶部预张力、管外流速分布、立管外径对疲劳损伤的影响非常明显，而管内流体密度和立管壁厚因其变化范围有限，对疲劳损伤的影响没有上述三个参数显著。
For the viscosity or density change in the process fluid, the pump will not be affected too much.
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。
And the velocity of slow compressional-wave (P-wave) is in direct proportion to the porosity and the density of fluid.
而慢纵波的速度则和孔隙度和流体的密度成正比。
Also discussed is the effect of parameters such as in tube fluid Reynolds number (in the absence of fouling) and dimensionless heat flux density on the above mentioned increment number.
讨论了管内流体雷诺数(无污垢时)和无因次热流密度等参数对无因次熵产相对增加数的影响。
By using the technique of aerating Nitrogen gas in the low density base drilling fluid, excellent exploration results have been successfully obtained in Well Fengshen-1.
通过在低密度基液中利用充氮技术，丰深1井成功地进行了勘探施工，取得了良好的勘探效果。
An interface that might be represented by a seismic reflection, such as the contact between two bodies of rock having different seismic velocity, density, porosity, fluid content or all of those.
由地震反射表示的一个界面，例如，具有不同的地震速度、密度、孔隙度、流体含量的两个岩层之间的界面。
Higher order waves generated by a moving source in a two-layer inviscid, incompressible fluid of finite depth with small density difference were studied.
研究了运动点源在无粘、不可压且具有小密度差的两层有限深流体中生成的高阶波动。
The force depends on the velocity of the object and its size, and on the density of the fluid.
所受到的和它运动方向相反的力。这个力的大小取决于物体运动的速度和物体的体积。也取决于液体的密度。
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。
The density profile of hard sphere fluid confined in two parallel hard walls was studied by using Rosenfeld density Functional Theory (DFT) and Molecular Dynamics (MD) simulation method.
利用密度泛函理论和分子动力学方法，对处于两平行硬墙之间的硬球流体的密度分布进行了计算。
The ratio of the kinetic viscosity of a fluid in units of poises to the density of the fluid.
以泊为单位的流体动力粘度与流体密度之比。通常用沱或厘沱作为运动粘度的单位。
The low density drilling fluid has borehole excavation effect on compensated neutron porosity logging, and by this way apparent porosity is lower than the true value.
低密度井眼流体会对补偿中子孔隙度测井产生井眼挖掘效应，使视孔隙度值低于真孔隙度，且井眼流体密度越小，井眼尺寸越大，地层孔隙度越大，井眼挖掘效应越明显。
The supercritical fluid has the following unique characteristics: low viscosity, high density, better performance of flow, mass and heat transfer, dis solution and so on.
前言：超临界流体具有黏度低、密度大，有较好的流动、传质、传热和溶解性能等特性。
Strong two dimensional effect on the field penetrating speed should be included in the fluid analysis for a plasma space distribution with high density gradient.
对于等离子体空间分布存在较大的密度梯度的物理问题，必须考虑二维空间特性对磁场渗透速度的影响。
The source and detector, however, are arranged to be sensitive to the density of material in the annulus and can distinguish between fluid and cement behind the casing.
与密度测井不同的是，其伽马射线源和探测器的布置方式能使它们对井内环形空隙中物质的密度很敏感，可以将套管外面的流体和水泥区分开来。
A small volume of fluid, often of a higher density than the main body of fluid, within the circulating or production-fluid system that influences the flow or production characteristics of the well.
在循环系统或产出流体系统内部的小体积流体，其密度通常高于主体流体，其作用是影响井的流动特性或生产特性。
The viscosity or density in the process of change in the fluid, the pump will not be much affected.
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。
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