非达西项是非达西系数、流体密度和流速平方的乘积。
This term is a product among the non-Darcy coefficient, the fluid density and the square of flow velocity.
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。
Fluid density is measured by self-push resonant principle and frequency tracking method.
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。
Finally, fluid density can be obtained from ground system with Bernoulli's equation in fluid mechanics.
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；
Fluid identification logging curve is abnormal, the curve amplitude change is inversed with the fluid density curve;
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。
A mixed-fluid reservoir will stratify according to fluid density, with gas at the top, oil in the middle, and water below.
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。
On the basis of obtaining reservoir density sections and using fluid density computation technique, the fluid density sections can be yielded.
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 ratio of the kinetic viscosity of a fluid in units of poises to the density of the fluid.
前后两次重量的差值除以流体密度就得到样品中连通孔隙（也就是有效孔隙）的体积。
The difference in weight divided by the density of the liquid is the connected, or effective, pore volume.
这种机电一体化的流体密度传感器在井下应用时必须进行井场刻度以及温度和压力的校正。
Wellsite calibration, temperature and pressure correction must be made while the sensor is used in the borehole.
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。
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.
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。
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.
举例分析在环空和钻柱内的稳定流动过程中，随井深增加，压力、含气率、多相流体密度等的变化规律；
The steady-state flows in drill pipe and in annulus are analyzed and the variations of pressure, gas void fraction, and multiphase-flow density along the well depth are simulated.
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 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.
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。
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。
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 …
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