three region core是什么意思

用法例句

Composite sand control pilot test in Shu 3 area;

曙三区综合防砂先导试验研究

Shu 3 area is a light oil block with serious sand production problem, resulting in incomplete flood pattern and affecting development result.

曙三区是曙光稀油主力区块之一,由于出砂严重,造成实际注采井网不完善,影响开发效果。

The integrated sand control approach of Shu 3 Area and Shen 67 Block in Liaohe Oil Region is the combina- tion of control and discharge,which lays stress on optimizing systematic construction of the new wells in Du 21 Block Shu 3 Area to supply efficient references for sand control of new wells.

辽河油区稀油油藏曙三区和沈67块的总体防砂思路是防排相结合,重点是在曙三区杜21块新井实施系统工程优化,为新井防砂提供有效的技术支持,并在老区老井防砂手段上进行技术改进与完善,解决了树脂砂强度的问题,完善了携砂液的性能,同时采用排砂、防砂相结合的方法,在两个区块共施工97井次,取得了良好的试验效果。

This paper overviews the principal contents of the three area theory, discusses the relative plane wave and the relative plane ceiterion, and obtains the calculative method of relative plane degree and applies the three area theory in the realitive exploiting.

概述了三区理论的基本内容,论述了相对平面波及相对平面判据,得出了相对平面度的实用计算方法并将应力波作用分区的划分应用工程设计研究中。

This three region model is different from two region model available.

本工作将容积补偿器内的水区分成波动水区和主水区,由此建立了有别于二区模型的氮气区、主水区和波动水区三区模型。

Research on the Roles Played by "3-Zone Interaction" Innovation Network in Urban Innovation System;

“三区联动”创新网络在城市创新系统中的地位探析