secondary oil recovery

基本解释

Water flooding is the most popular technique of secondary oil recovery and important method for high and stable production.
注水是目前油田开发中应用最广泛的二次采油技术，也是目前高产稳产的重要手段。
syue.com
For the secondary and tertiary oil recovery, in the process of gas injection EOR, injected gas's dissolving speed in the oil is determined according to gas diffusion coefficient.
在二次、三次采油过程中，注气提高原油采收率时，要根据气体扩散系数确定注入气体在油中溶解速度；
lib.swpu.edu.cn
Depth profile control in water injector is not only an important technology of secondary oil recovery, but also the technical key of tertiary oil recovery in severe heterogeneous oil reservoirs.
注水井深度调剖不仅是一项重要的二次采油技术，而且是严重非均质油藏进行三次采油的技术关键。

Worse yet, even proponents of this deal like former Deputy Energy Secretary Henson Moore acknowledge that revenue streams associated with secondary recovery at existing oil wells could be generated in as little as 6-24 months.
CENTERFORSECURITYPOLICY: Center For Security Policy