It is suggested that when formation pressure is lower than dewpoint pressure, circulating gas injection with maintenanceofpressure can be used to enhance the recovery ratio of condensate.
建议当地层压力低于露点压力时，采用保持压力循环注气开采，可提高凝析油的回收率。
2
“On my salary, the maintenance costs are a pressure, ” he said. “But it gives me great pleasure and the feeling of a higher standard of living.”
“以我的工资，汽车保养费用是不小的压力，”他说，“但开车给了我巨大的享受，也有种高级生活的感觉。”
3
The benefits of this technology include superior combustion efficiency, low emissions, low maintenance, low pressure drop, and low turndown, resulting in improved overall plant performance.