They arrived late due to a motorway holdup.
因为高速公路上堵车，他们迟到了。
Predicating and measuring phase holdup correctly play important role in flux measurement, technical calculation and optimum run of multiphase flow pipelines.
准确预测和测量相分率，对于多相混输管道的流量测量、工艺计算和优化运行具有重要意义。
During the operation, the gas holdup and liquid movement velocity could be regulated and controlled using the models to keep the reactor in high-efficiency and steady state.
在实际运行中，通过所建模型对反应器中的气含率和液体运动速率进行有效调控，可实现反应器的高效稳定运行。
The solid holdup decreases with the increase in the superficial gas velocity.
固含率随表观气速的增加而降低，且沿轴向变化较大。
The solid particles holdup in heating tube is larger than that in circulating tube.
加热管内的固含率值较循环管内的值大；
The gas holdup of flotation column is a very decisive factor for the flotation result.
浮选柱气含率大小是决定浮选效果的一个很重要的因素。
The gas holdup of the riser decreased obviously with the increasing of the solid loading.
上升室的气含率均随固体装载量增加而降低。
One dimensional sedimentation dispersion model simulates the axial distribution of solid holdup well.
固含率轴向分布的一维沉降-扩散模型模拟值与实验值吻合较好。
In oil Wells, water-holdup measured by tool is higher than water-cut due to the surge of oil and water.
在油井中，因油水滑脱的存在，使得持水率大于含水率。
A new method was presented according to the theory of falling film to calculate the holdup in structured packing.
采用降膜理论建立了板波纹填料的持液量模型。
The water holdup is a key parameter of the oil-water two-phase flow for production, dehydration and transportation.
油水两相流在石油工业中广泛存在，其分相含率是一个重要检测参数。
The average relative error of gas holdup of the riser between calculated values and experimental values was 6.429%.
上升室气含率的模型计算值和试验值的平均相对误差为6.429%。
Measuring results of flow and water holdup adopt continuous measuring modes with different depths in the logging field.
现场测井时，流量和含水率测量值均采用随不同深度连续测量方式。
The influence of motionless mixer on gas holdup and dispersed phase holdup in gas-agitating (extraction) tower was studied.
在气体搅拌萃取塔中，研究了静态混合器对气含率、滞液率的影响。
New production logging tools, such as flowing image tools and holdup tools, have offered logging in deviate and horizontal wells.
生产测井中的新型仪器出现，如流动成像仪、持率计等可较精确地提供大斜度、水平井测井。
Numerical simulation of round bubble plumes in still environment is performed to obtain the distribution of velocity and gas holdup.
对静止环境中的圆形气泡羽流流场进行数值模拟，得出了气泡羽流的流速场和浓度场。
The effects of superficial gas velocity, catalyst loading and liquid properties on gas holdup were investigated in a slurry reactor.
在淤浆床反应器中，考察了表观气速、催化剂同含率、液体种类对气含率的影响。
Argon bubbles distribute unevenly and the gas holdup of liquid steel in the upper region is far higher than that of the lower region.
氩气的分布不均匀，上回流区钢液的含气率大大高于下回流区。
But now with passengers too going through checks, the new measures have caused serious holdup at the entrance of these three stations.
但现在乘客本人也必须过安检门，这一新措施导致这三个车站出现了严重的拥堵。
The main structural factors which would influence the solid holdup in the multiphase circulating exchanging heat system were confirmed.
确定了影响多相循环换热系统中管束固含率的主要结构因素。
In two-phase oil and gas flow, the calculation of pressure drop and liquid holdup plays an important rule in technological calculation.
在油气两相管流中，压降和持液率的计算在工艺计算中占有重要的地位。
Examples indicate that application of gas holdup data is beneficial for improving the precision of gas producing profile interpretation.
实例表明，应用持气率资料有利于提高产气剖面解释的准确性。
Element approach is employed, and the amount of each component holdup is calculated element by element with a proper void fraction model.
将换热器分解成若干微元，选用恰当的空泡数学模型，计算各组分在换热器中的滞留量。
The geology appliance of log data in Tuha Oilfield indicates that the water holdup tool takes distinct effect in aspect of high water log.
测井资料在吐哈油田的地质应用情况表明该持水率仪在高含水井测井找水方面效果显著。
In the case of dispersed phase holdup, the influence of apparent gas velocity is the strongest and apparent water velocity is the weakest.
在滞液率的影响因素中，表观气速的影响最大，表观水速的影响最小。
The Oulituozi oilfield have complex geologic condition with growing faults and now in the intermediary and later stage of high water holdup.
欧利坨子油田断裂发育，地质情况复杂，现已进入开发中后期高含水阶段。
The developed photo-electric capillary probe technique has been used to mea- sure the spatial distribution of gas holdup in a stirred vessel.
改进后的光电毛细管探头法能成功地用于局部气含率的测定。
Gas holdup and liquid circulation velocity are the mostly important hydrodynamic characters and state parameters of internal-loop airlift reactor.
气含率和液体循环速率是气升式内环流反应器的主要流体力学特征，也是反应器运行过程中的重要状态参数。
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。
Based on the experimental data, the correlated equation was obtained to estimate accurately the minimum fluidized velocity, solid holdup and bed height.
试验获得了最小流化速度、固含率和床层高度的关联式，预测值与试验值吻合良好。
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