1)  higher pressure drop
大压差
2)  increasing pressure drawdown
放大压差
1.
Aiming at the special conditions of Guang-1 Area of Guanghua Oilfield being at extra-high water cut stage,we have used unstable water injection method,together with some measures such as oil well re-perforation、enhancing recovery through increasing pressure drawdown and making old oil well into reproduction to improve waterflood effect,which has gained good effects in contr.
针对广华油田广一区进入特高含水开发期的具体情况,我们采用不稳定注水的方式,并辅之以油井补孔、放大压差采油、老井恢复生产等措施,用以改善水驱效果,在控制油井含水上升,挖掘剩余油潜力方面,取得了较好效果。
3)  huge pressing stress
大压应力
4)  maximum pressure
最大压力
1.
on the maximum pressure of current rush to air mass.
从理论上研究了阀门前充水段长度、滞留气团的初始长度、多方指数n等参数对输水管道水流冲击气团最大压力的影响。
5)  large pressure angle
大压力角
6)  high reduction
大压下
参考词条
补充资料:泵额定压差
分子式:
CAS号:

性质:在泵额定工况下,其额定排出压与额定吸入压力之差。额定压差是泵性能的主要考核指标之一。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。