The production pressure differential can be increased and the injection-production ratio can be reduced by transferring from flowing to pumping.
利用自喷转抽提液方法，放大生产压差，降低注采比。
The paper analyzed the influence of the orifice ratio on maximum discharge, the inlet pressure, outlet pressure, differential pressure, ect.
文章分析了孔板的开孔率对管路最大流量、孔板前压力、孔板后压力和孔板前后压差等的影响。
Differential pressure gauges model selection primarily looks at the following key features: measuring range, static pressure and the ratio between the two.
差压压力表的的选型主要看量程、静压和两者之间的比例关系。
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