水平井比垂直井更难钻。
Drilling a horizontal well is more difficult than a vertical well.
水平井酸化伤害机理与垂直井有明显的差异。
The acidizing damage mechanism of horizontal well is quite different to that of vertical one.
按该理论方法还可以导出垂直井、压裂井的试井计算式。
From the theory and analysis method presented here we can also derive well testing calculation equations for vertically fractured well.
按该理论方法还可以导出垂直井、压裂井的试井计算式。
From the theory and analysis method presented here we can also derive well testing calculation equations for vertically fracture...
无论垂直井还是水平井系统，采收率都随流度比的增加而减少。
For both vertical and horizontal well systems, oil recovery decreases with increasing mobility ratio.
套管弯曲力的定义不够严格，把弯曲力加到垂直井段是不正确的。
The definition of casing bend force is not exact, and taking the bend force into account for casing design in the vertical interval is not correct.
水平井人工合成记录的制作原理与垂直井相同，但具体的制作方法有所区别。
The making principle of horizontal well synthetic seismograms is the same as that of vertical well synthetic seismograms, but the making methods are different.
一家中东地区的作业者，希望通过优化射孔来提高垂直井普通完井的油藏产量。
A Middle East operator had a vertical natural completion and wanted to improve contribution percentage from each perforation tunnel.
这一系统成功地应用于指导沁水盆地潘庄区块煤层气垂直井的现场水力压裂施工设计。
The system was successfully applied to guide the design of the site hydraulic fracturing operation for the coal bed methane well in Panzhuang Block of Qinshui Basin.
水平井、斜井由于井身倾斜以及井筒周围空间的非对称性使井下流动状态与垂直井极不相同。
Because of deflection and unsymmetrical space around in horizontal and deviated Wells, downhole flow status is much different from vertical Wells.
借鉴美国现有模型，结合我国现场实际情况，建立了二维煤层气垂直井的非平衡拟稳态井底渗流数学模型。
Two dimensional non equilibrium sorption pseudo steady state model of coalbed methane for vertical well is derived in combination of an American model with the filed situation.
这种技术可以识别并区分离井壁间隙最小的高质量计数率样本，甚至可以应用于无法使用高边方位扇区的垂直井。
This technique identifies and segregates the highest-quality count-rate samples acquired with minimum standoff, and operates even in vertical wells where high-side azimuthal binning is not possible.
考虑到垂直井中钻柱受拉段在旋转时的转动效应，建立了顶部悬挂、受分布浮重作用的旋转细长钻柱的分岔微分方程。
Taking into account the rotating effect of the drillstring, this paper presents a bifurcating differential equation for the rotating slender drillstring being in tension in vertical well section.
基于其启动压力梯度，推导出了宾汉流体的运动半径和运动边界压力求取公式在此基础上推导出了垂直井在稳态状态下的产能预测公式。
Moving radius and moving boundary pressure are derived based on its star-tup pressure gradient. Productivity of vertical wells is derived on the above three parameters.
楼梯井，通风井：垂直地通过建筑物各层的开阔空间，如为了建楼梯或通风。
An open space extending vertically through the floors of a building, as for stairs or ventilation.
这种情况下，超过90度以后的井斜角也是连续的，如95度，而不是按其实际偏离垂直方向的角度，这样的话则可能为85度。
In such cases, the Angle past 90 degrees is continued, as in 95 degrees, rather than reporting it as deviation from vertical, which would then be 85 degrees.
压裂水平井的渗流过程较之水平井及垂直裂缝井更复杂，其压力动态特征与水平井存在较大差异。
Flow process of fractured horizontal well is more complicated than horizontal well and vertical fractured well, and its pressure dynamic features have much difference with horizontal well.
取芯井应该尽可能垂直钻探。
垂直环流、电梯井、厕所和技术设备房等基本元素布置高效，以便空出其他表面。
Essential elements, such as vertical circulation, elevator shafts, toilets and technical premises are efficiently distributed so as to free up the other surfaces.
支井可以是垂直的、水平的、倾斜的、或这三种的任一组合。
The branch may be vertical, horizontal, inclined, or any combination of the three.
因此，在进行低渗透油藏垂直裂缝井产能分析时，必须考虑启动压力梯度的影响。
Therefore, the impact of starting pressure gradient must be considered when analyzing the productivity of vertical fracture well in low permeability reservoir.
由于倾角仪在这种接近垂直的井中会失去效果，故工具无法参考其朝上的那端来做射孔方向定位。
Near-vertical wells have no reference to the high side of the well rendering inclinometers ineffective. To facilitate accurate gun positioning an oriented gun hanger would need to be set using a gyro.
本文用垂直同轴圆柱环形空间内的螺旋流流场作为钻井井内流体流场的理想化模型，得出了任意纯粘性流体螺旋流流场的速度及排量表达式。
The expressions of velocity and flow rate of helical flow of a general viscous fluid has been obtained by using helical flow in a vertical annular space as an idealized flow model.
然后垂直角，我从你背上跳出井，然后再拉你，我们都能有救了。
Then the vertical angle, I jumped from the wells back to you, then pull your line, we have.
光侦测器垂直与平面结构。量子井次能带间跃迁型光侦测器。
Detectors (contd.) : Vertical vs. in-plane geometries. Quantum well intersubband photodetectors.
登顶现象在水平井或大斜度井中出现，并受所包含流体的特性和水平渗透率与垂直渗透率的比率的影响。
Cresting occurs in horizontal or highly deviated Wells and is affected by the characteristics of the fluids involved and the ratio of horizontal to vertical permeability.
以椭圆渗流模型为基础，得到了分形油藏中，垂直裂缝井的幂律型非牛顿流体的定常渗流的压力分布公式和产量公式；
The steady oil production and pressure distribution formulae of vertically fractured well for power_law non_Newtonian fluid were derived on the basis of the elliptic flow model in fractal reservoirs.
一口非垂直的井。该术语通常表明一口有意偏离垂直方向而钻的井。
A wellbore that is not vertical. The term usually indicates a wellbore intentionally drilled away from vertical.
针对低渗透地层垂直裂缝井的渗流过程，考虑了启动压力梯度和介质变形系数的影响，建立了三线流模型。
In view of seepage process in vertical fracture well in low permeability reservoir, considering kickoff pressure gradient and media deformation coefficient, bilinear flow model is established.
诱导压裂垂直性预示着未来的水平生产井。
The vertical nature of the induced fracturing augurs well for future horizontal production Wells.
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