1) monthly decline rate
月递减率
2) monthly natural decline rate
月度自然递减率
1.
In view of the predicting circumstance by experience in the past,formula of monthly natural decline rate is deduced in the regular pattern of exponential decline,double curves decline and harmonic decline.
针对以往凭经验预测的结果精确度不高的现状,推导出了指数递减、双曲递减和调和递减规律下的月度阶段自然递减率计算公式,在此基础上,基于大量的现场数据,提出了一套月度自然递减率经验公式预测方法。
3) decline rate
递减率
1.
Meanwhile,the author divides the oilfield production decline rate into the liquid production rate natural decline and t.
同时将油田产量自然递减率分解成产液量自然递减率和含水上升因子2个主要部分,分析了产液量和含水对产量自然递减率影响所占的比例,并预测了开发指标。
2.
A differential equation for production decline rate is set up based on the study of variation of production decline curve,by which the dimensionless decline equation for describing the production decline rule is deduced.
根据产量递减曲线变化特征,建立了产量递减率微分方程,并由此得到了描述产量递减规律的无因次递减方程。
3.
In order to increase prediction accuracy of development blocks with short production history,this paper introduces multiple regression method through three following aspects: prediction of decline index and initial decline rate;prediction of annual decline rate;prediction of injection-production ratio.
为了提高生产历史较短开发区块的预测精度,从3个方面研究介绍了该方法的应用情况:一是预测递减指数和初始递减率;二是预测年对年自然递减率;三是预测油田注采比。
4) total decline rate
总递减率
5) descending power
递减功率
1.
Based on the completely research of electroslag remelting process in 10 ton large ESR furnace,the advanced technologies taking descending power model as the core were developed,including ingot crystallization quality control,slag crust thickness control and hydrogen pick-up prevention.
通过对电渣重熔工艺的系统研究,在国产10 t大型电渣重熔炉上开发了以递减功率模型为核心的钢锭结晶质量控制、渣皮厚度控制和防止增氢等先进工艺技术。
6) decreasing-probability
递减概率
补充资料：边际技术替代率递减规律
边际技术替代率递减规律：在维持产量不变的前提下，当一种生产要素的投入量不断增加时，每一单位的这种生产要素所能替代的另一种生产要素的数量是递减的。这一现象被称为边际技术替代率递减规律。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条