1) local circulation at downhole
孔底局部循环
1.
The water consumption in the drilling process was only 5%～20% of the original amount by drilling fluid local circulation at downhole.
节水钻探是基于解决干旱地区和漏失地层钻探严重缺水问题而发展起来的一项最新技术,其通过实现钻井液的孔底局部循环,使钻进过程中的用水量降为原来的5%~20%。
2) Partial Circulation
局部循环
1.
Research of Methodology for Implementing PDM based on Partial Circulation;
基于局部循环的PDM实施方法研究
3) local circulation in down hole
孔内地层水局部循环
4) local reverse circulation
局部反循环
1.
According to the difficulties of coring in complex broken gold formation and leakage in borehole,wire-line coring tool was modified by putting on local reverse circulation apparatus.
针对金矿复杂破碎地层钻探存在的岩心采取困难、孔内漏失严重等问题,改进绳索取心钻具,增加了局部反循环装置,研制出一套适应性广、取心可靠的可调喷射反循环钻具,提高岩心采取率,取得了良好的效果。
5) locally cyclic group
局部循环群
1.
By using automorphism groups of locally cyclic groups,some structures of soluble groups with finiteness conditions and locally cyclic maximal abelian quotients are given.
从自同构群的角度出发,给出了一些具有有限性条件的、最大Abel商群为局部循环群的可解群的结构。
6) regional cerebral blood flow(rCBF)
局部脑微循环
1.
Objective: To observe the effects of Xinshao injection on cerebral ischemia-reperfusion injury and regional cerebral blood flow(rCBF) in rats.
结论:注射用辛芍对实验性脑缺血具有显著的保护作用,其作用机制可能与增强病灶组织抗氧化和改善局部脑微循环血流有关。
补充资料：循环系统的进化鱼的循环系统
李瑞端绘
[图]
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