查询词典 negative binomial distribution

At present, the establishment of the binomial deliverability equation is based on a horizontal circular, equal thick and homogeneous gas reservoir model in which gas flows into well bottom in the form of radial flow.

目前二项式产能方程的建立是基于一种圆形水平、等厚和均质的气层，气体径向流入井底的模型。

Nevertheless, the traditional binomial produ ctivity equation can't work under the formation pressure unknown.

气井产能方程能够直接描述流压与产量的关系，但是传统的二项式产能方程在地层压力未知或者地层压力不准的情况下无法使用。

We use heat equation and binomial model to solve the function.

解方程式则用了热扩散方程法以及二项式模型；二项式模型用了Cox、Ross、Rubinstein所提出的CRR二元树的概念推导选择权期初价格，所得到的二项式模型极限值将逼近於布莱克-休斯模型。

By analyzing the production test data,we get the index production equation,binomial production,production degression equation and the single well control reserve.

通过分析该区的试采井资料，得到了指数式产能方程、二项式产能方程及油井产能递减方程，同时计算了单井控制可采储量。

In this paper, some especial higher power equation be enumerated, just like Binomial equation or Reciprocal equation, for people can't fine common extract roots formula about five and above power equation.

摘要基于五次或五次以上方程没有一般通用的求根公式，本文列举了一些特殊的高次方程的解法。你知道它的英文吗？

The binomial deliverability equation is the ordinary method of calculating the gas well′s open-flow capacity, the key is determining the coefficient.

气井二项式产能方程是计算气井无阻流量的常用方法，其关键在于确定系数值。

See a binomial equation as a game of Plink-O.

将二次方程视作Plink-0这个游戏。

The dynamic analysis based classification method in the early stage of development is brought forward in the first time ,which consists of:firstly ,the material balance equation and the binomial production equation is solved together for those wells with stable production., to yield the anticipation under constant production ,and constant THP afterwards; Secondly, the R/S fractal method is used to demonstrate the declining tendency for those withdegressive production, and the GM(1,1) model is adopted for simulation and anticipation.

在此基础上进行了定产量／压力条件下的动态预测；②对产量递减井，采用分形理论中的R／S方法，对气井产量变化作了连续趋势性论证，在此基础上采用GM(1，1)模型对递减气井的生产动态进行快速拟合和预测。

In this paper, some especial higher power equation be enumerated, just like Binomial equation or Reciprocal equation , for people cannot fine common extract roots formula about five and above power equation .

摘要基于五次或五次以上方程没有一般通用的求根公式，本文列举了一些特殊的高次方程的解法。

The calculated results show that the binomial equation used in the dry gas condition is unsuitable for modelling deliverability of gas condensate well due to its overpredictions.

算例表明，用干气二项式方程将过高地估计凝析气井产能，因而是不适合的。

Don't listen to their haver, nothing of that sort.

别听他们胡说八道，根本就没那回事。

But bank's shares trade below their book value, suggesting that investors are skeptical.

但是，银行股票以低于账面价值的价格交易，这一点反应了投资者的怀疑。