将降深表达式中的两个井函数利用其展开式的前三项作为其近似式,建立一个二元线性回归方程。
Taking the first three teams of the expression of Theis exact solution as the approximation of the two wall functions describing the drawdown, the binary linear regression expression is developed.
文件检查发生在check函数中,仅简单地检查以波浪号(~)或者井号(#)结束的文件,以井号后开始或扩展名 .pyc 结束的文件。
File checking occurs in the check function and simply looks for files ending with a tilde (~) or pound sign (#), beginning with a pound sign, or ending with the extension .pyc.
为使用该值,则必须除去井号:使用XSLTsubstring()函数。
To use the value, you have to remove the hash mark: Use the XSLT substring() function.
由于在泡沫水泥中含有气体,其中气体参数又是温度和压力的函数,因此在固井施工设计中不能采用常规固井理论进行相关计算。
Because foamed cement has gas and the properties of gas are the function of pressure and temperature, the conventional cementing theory can not be used in cementing with foamed cement.
本文介绍偏心度为井深函数的实际环空中压降计算的理论模型和便于现场使用的简化计算方法。
This paper presents a theoretical model for realistic annular pressure loss calculation in which the eccentricity is a function of the well depth and a simplified method for field calculations.
利用单井或多井中观测到的同一岩层的孔隙度深度数据来建立该岩层的孔隙度深度函数,或许可以得到更加理想的去压实校正结果。
A function found on the data of porosity depth or density depth from a given layer in one well or poly wells could be more reliable so that it can figure out a satisfying decompaction thickness.
依据对关键井流动单元划分的结果,运用逐步判别程序,确定了非关键井的流动单元判别函数,达到流动单元研究的定量化研究。
Governing the results we have gotten, we can use step-by-step discriminant functions to identify non-core well flow units and take quantitative research.
地质录井油气水层识别有多种方法,如岩心岩屑肉眼观察法、录井数据图版法、线性函数判别法等。
There are many kinds of oil-gas-water recognition methods such as the core and cuttings testing, cross charting, linear function recognition.
井下静止温度是井深、地质区域和不同时间的函数,可使用图、表和计算机程序来预测其大小。
Tables, charts and computer routines are used to predict BHST as functions of depth, geographic area and various time functions.
给出了位势井的结构和位势井深度函数的性质。
The structure of potential Wells and some properties of depth function of potential well are given.
在这种管理模式下,一口井的费用则主要是钻进和完井时间的函数。
Under this arrangement, the cost of the well is largely a function of the time it takes to drill and complete the well.
建立了以水平井生产端压差为目标函数、以孔眼分布为决策变量的优化模型,同时和均匀流入剖面、均匀射孔分布的结果进行了对比。
The optimization model which the horizontal well drawdown is regarded as objection function and the perforation distribution as decision variable is presented.
建立了以水平井产量为目标函数、以孔眼分布为决策变量的优化模型,将其计算结果与均匀流入剖面、均匀射孔分布的结果进行了对比。
An optimization model is presented, in which the production of the horizontal well is regarded as an objective function and the perforation distribution as a decision making variable.
本文采用格林函数和源函数方法推导出火山岩气藏裸眼完井产能评价模型。
This article use the Green function and the source function to derive volcanic gas reservoir the open hole completion productivity methods evaluation model.
利用基于流量的相似方法分析了井流场中的渗透情况,此方法以流量作为未知函数,不仅避开了井口奇点问题,而且还可根据实际情况方便地推导出降落漏斗的影响区域半径(影响半径R)。
Then not only the problem of queer dot at the well bore is avoided, but also the radius of influence domain (R) of the depression cone is convenient to deduce.
利用基于流量的相似方法分析了井流场中的渗透情况,此方法以流量作为未知函数,不仅避开了井口奇点问题,而且还可根据实际情况方便地推导出降落漏斗的影响区域半径(影响半径R)。
Then not only the problem of queer dot at the well bore is avoided, but also the radius of influence domain (R) of the depression cone is convenient to deduce.
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