English translation for "直井"

naoi
plumb shaft
straight well
vertical shaft

Example Sentences:

	1.	Productivity of combined well pattern of horizontal and vertical wells 水平井直井联合井网产能研究
	2.	Chapter four analyzes the characteristics of optimal control system 4第四章分析了非直井迹控制系统的特性
	3.	The well test interpretation of partially perforated vertical well in thin bed bottom water reservoir 薄层底水油藏部分打开直井试井解释方法研究
	4.	Moreover , the oil output in each horizontal well increases by more than twice compared to the straight well in the research zone . all obtained perfect result 其中水平井的单井产能与井区内直井相比提高了2倍以上，取得了良好的应用效果。
	5.	The unit operation of horizontal wells and vertical wells was experimented in block zhou603 of zhaozhou oilfield , and the experimental results were relatively obvious 在肇州油田州603区块开展了水平井与直井联合开发试验，取得了较好的效果。
	6.	The horizontal well parameter optimization method , including the economic limit production , horizontal section length optimization , well network , and distance between horizontal wells and vertical wells , et al . , has been established 建立了一套经济界限产量、水平段长度优化、井网形式和水平井与直井井距等水平井参数优化方法。
	7.	Well trajectory for non - straight wells , which includes directional wells , horizontal wells , siedtracking and / or horizontal wells , long - reach wells and multibranches , is one of key techniques in non - straight drilling . the main results , obtained in this dissertation , may be summarized as follows 本文以石油工程中的非直井(定向井、水平井、侧钻井、侧钻水平井、大位移井、分支井)轨迹控制为背景，研究了一类约束优化与最优控制问题。
	8.	A dynamic model and then an optimal control model established , which regards the minimum length of well trajectory as the index of characteristic and meets the terminal conditions . and the necessary condition of optimal solutions for the optimal control system then discussed 建立了非直井迹的动力系统模型，讨论了该模型的性质，以此为基础，建立了以满足终端约束与最短并迹长度为性能指标的最优控制模型，讨论了该模型最优解存在的必要条件
	9.	Researches involved in this study are derived from reviewing and summarizing the history of well trajectory for non - straight wells . 2 . chapter two presents an optimized model named cora with multi - constraints based on analyzing and reviewing some conventional methods been used in petroleum industry nowadays 第一章简要介绍了非直井迹最优控制理论的工程背景，给出了文中将要用到参数的工程含义，回顾与总结了70年间非直井迹技术的发展概况。
	10.	By analyzing the difference of horizontal and vertical wells in logging environment , logging response , etc , studying the response characteristics of formation boundary in horizontal well logging , which include spontaneous potential , natural gamma ( gr ) , sonic logging , methods for identifying oil - water layer are discussed 分析水平井与直井在测井环境、测井响应等方面的差异，研究水平井测井中自然电位、自然伽玛、声波测井在层界面的响应特征，探讨了水平井油水层判别方法。

Similar Words：

"直进钻进" English translation, "直茎点地梅" English translation, "直精小管" English translation, "直精小管,精直小管" English translation, "直经" English translation, "直井；直穴" English translation, "直井地震剖面" English translation, "直井法" English translation, "直井井下马达" English translation, "直井炉" English translation