1) wellbore trajectory control system
井眼轨迹控制系统
2) hole trajectory control
井眼轨迹控制
1.
The problems of hole trajectory control in cluster slimholes are studied emphatically in this paper.
重点探讨了小眼丛式井井眼轨迹控制问题。
4) borehole trajectory control
井眼轨迹控制
1.
A series of technologies of drilling horizontal well,which has successfully applied in different areas and different reservoirs in Jianghan Oilfield,has been formed and produced social and economical benefits after introducing and adopting technologies of drilling engineering design,borehole trajectory control, drilling fluid and completion.
江汉油田通过对水平井钻井工程设计、井眼轨迹控制、钻井液和完井技术的引进和推广应用,形成了适合不同地区、不同油藏类型的水平井钻井技术,取得了显著的经济效益和社会效益。
5) well trajectory control
井眼轨迹控制
1.
This paper introduces its geologic and enginccring designs and the tcchnological measures for well trajectory control,wellbore cleaning and downhole safety.
介绍了该井的地质、工程设计以及钻井过程中的井眼轨迹控制、井眼清洁和井下安全技术措施等内容，为该地区同类型井的钻井施工提供借鉴。
6) Trajectory control system
轨迹控制系统
1.
The trend of stratospheric wind speed variation with altitude is indicated and characteristics of several parts of balloon systems including super-pressure balloons as well as trajectory control systems are discussed.
首先介绍了平流层气球的应用意义及进行轨迹控制的必要性,然后描述了一种基于不同海拔风速差的轨迹控制方法,简要说明了平流层风速随海拔的变化规律,在此基础上研究了包括超压气球和轨迹控制系统在内的气球飞行系统各部分特点,最后简单分析了整个飞行系统的建模与仿真中的要点问题。
补充资料：反馈控制(见控制系统)
反馈控制(见控制系统)
feedback control
于。。伙。]伙ongZ片}反馈控制(几edbaekcontrol)见拉制系统。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条