井

It is very important in improving the accuracy of demarcating the reservoir boundaries.

它对提高井中垂直双极源圈定储层范围的精度有着非常重要的意义，同时也为井中垂直双极源三维反演问题奠定了基础。

It is very important in improving the accuracy of demarcating the reservoir boundaries. Also 3D inversion of borehole vertical bipole will base on it.

它对提高井中垂直双极源圈定储层范围的精度有着非常重要的意义，同时也为井中垂直双极源三维反演问题奠定了基础。

So the poor old Lion floundered about and floundered about, and as he could 't get up the steep sides of the well, he was drowned dead.

所以，可怜的老狮子在井中一直不停的挣扎捶打着，他然不能从陡峭光滑的井中爬出来了，最终，他被淹死了。

This paper analyzes on the problems existing in the inspection well on the urban road surface and the geneses, and based on these, advances some effective measures for preventing and treating the common quality defects of the inspection well .

分析了城市道路路面检查井存在的问题及其成因，在此基础上提出了预防和治理检查井质量通病的有效措施。

Therefore, based on numerical calculation of a multi-branch well's productivity, the influences of the branch angle, branch interspaces and branch length on the gas yield are investigated. The results show that a.

为此，以多分支井产能数值计算方法为基础，研究了多分支井的分支角度、分支间距和分支长度对产能的影响。

Study and application on reservoir sensitivity of Baimiao gas condensate field ;2. Yangtake gas condensate field exists a suit of composite salt bed in Eogene system,in which interspersing soft mudstones.

羊塔克凝析气田位于塔北隆起羊塔克构造带1号构造东端，下第三系普遍存在一套复合盐岩层，特别是夹在复合盐岩层中的软泥岩、复合盐膏层缩径与井漏并存，造成井眼极不稳定，给钻井施工带来很多复杂和事故，其钻井风险很大，尤其是216mm井眼的电测和下套管作业更是异常困难。

A series of electric field analogue experiments has been conducted by focusing on symmetrical multi-lateral wells and dual-lateral wells of arbitrary angles between laterals.

针对对称式多分支井和任意夹角的双分支井进行了一系列电模拟实验。

It is restricted by geologic setting of coal bed formation and geometric configuration of borehole to utilize multiple laterals horizontal well to develop coal bed methane resources.

1引言多分支井技术是在定向井、大位移井和水平井技术基础上，迅速发展起来的一项石油开采技术，它可以大大提高油藏的采收率，降低油藏开采综合成本，经济效益十分显著，应用前景十分广泛，是21世纪油气田开发的主体工艺技术之一。

Elastic and elastic-plastic solutions have been made under balanced, under-balanced and overbalanced pressure conditions.

分别在井眼-地层平衡、欠平衡和过平衡条件下推导了近井带的弹性和弹塑性应力分布，并给出了各种情形下井壁上的应力值。

The key technology to drill branch wells is how to connect two well holes and make sure the mechanics integrality, waterpower integrality, and reentering ability in the joint of embranchment.

分支井钻井的关键技术是如何实现两井连通，并保证分支连接处的力学完整性、水力完整性和再进入能力。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。