It can provide perfect formation water resisitivity in argillaceous sand- stone by using SP(spontaneous potential)data.
地层水电阻率是测井解释中一个极其重要的参数,以纯地层条件推导的用于确定地层水电阻率的自然电位理论模型不适合泥质砂岩地层。
On the basis of the theory of sequence stratigraphy,identifying sequence stratigraphy boundaries using well logging of SP(spontaneous potential),AC(acoustic time),RA(apparent resistivity),electric conductivity were comprehensively analyzed.
以层序地层学理论为基础,应用自然电位、电阻率、声波时差和感应电导率等测井资料,采用自然电位和自然电位镜像法、自然电位与视电阻率曲线组合法、声波时差法、声波时差与电阻率曲线交汇法和感应电导率法等5种方法进行层序界面识别。
Two-dimensional forward of spontaneous potential in interlayer oxidation zone sandstone type uranium deposits
层间氧化带型砂岩铀矿自然电位二维正演计算
Strata physical nature is good for geophysical prospecting in lqe coalfield,there are less interference in the area, while the spontaneous potential curve anomalies are clearly reflected.
鱼卡煤田地层物性条件较好,区内干扰较小,自然电位曲线异常反映比较明显。
The traditional model used to describe the distribution of natural electric field in open hole is interfacial potential that shows spontaneous potential distributes on the interface between formation and mud.
传统的界面电位模型认为裸眼井中自然电位分布在地层与泥浆的接触面上,这种模型不完善。
The text building up the return equation with natural potential data of well tests and analyses coal sulphur content in labo- ratories,expanses the application that the natural potential data of the well tests in actual work.
文中将自然电位测井数据和实验室分析原煤全硫含量进行回归,建立回归方程,进而推广自然电位测井资料在实际工作中的应用。
According to the relation of natural potential logging data and reservoir water salinity,based on the layer thickness emendation,slime emendation,temperature emendation and oil & gas effect emendation of natural potential,formation water electrical resistivity can be confirmed accurately.
根据自然电位测井数据与地层水矿化度之间的关系,在自然电位层厚校正、泥质校正、温度校正及油气影响校正基础上,可较为精确地确定地层水电阻率。
Variation of natural potentials, cathodic polarization curves and variation of stable current density with time for carbon steels in flowing fresh water with different velocities and in three different surface states are tested.
在淡水中 ,对处于不同流速、3种表面状态的普通碳素钢进行了自然电位变化、阴极极化曲线和稳定电流密度随时间变化等试验 。
Reason Analysis for SP Curve Abnormality;
自然电位曲线异常原因分析
Simulated Experiment and Study SP Logging;
自然电位测井模拟实验及其研究
EFFECT AND INFLUENTIAL FACTORS SP FOR OIL;
自然电位法寻找油气藏效果及影响因素
Dumping the dredged soil on sites outside the ship channel lying naturally deeper.
将清除的淤泥倾倒到航道以外自然位置较低的地方。
That all objects in the universe should have a natural place was no more than fitting.
宇宙中所有物体都应有自然位置这条原理是再恰当不过了。
natural or suitable position(for sth)
（某物的） 自然的或恰当的位置
Good: Plant situated away from natural or manmade sources of contamination.
好：厂房位置远离自然或人为的污染源。
Natural Language Description of Location Information in Location-Aware Computing
位置感知计算中定位信息的自然语言描述
Jeanine: I'm gonna start now at the end of the lash line and let it feather off.
珍宁：我准备从眼线位置开始涂，再让其自然散开。
Research and Design of Natural Language Interaction on Location Based Services;
位置服务中自然语言交互的研究与设计
The Status and Function of the Government s Interference in Effective Allocation of Natural Resources;
政府介入在自然资源有效配置中的地位与作用
It feels so much more natural to simply click it and then drag it to where you want it in one easy motion.
接着单击拖动来调整位置，这样比简单的单击拖动到希望的位置更自然。
automatic reset
自动复位,自动置零
a sudden drop from an upright position.
突然的从垂直位置落下。
KR: Yeah, it's the best place to start so for sure it was nice.
基米-雷克南：是的，这是一个发车的最佳位置，自然非常不错。
Of course, the need to find a store location signage (domain name)!
当然最需要的是一个能指明自家位置的路标（域名）！
holding position
(继电器 的)吸持位置；自保位置；保持(开或关的)位置
leave a thing as it is
听其自然，置之不理
automatic ground position indicator
自动地面位置指示器
ALFA (Air Lubricated Free Attitude)
空气润滑的自由位置
automated astronomic positioning device
自动化天文定位装置