查询词典 rejection number

A theoretical distribution that is a good approximation to the binomial distribution when the probability is small and the number of trials is large.

当概率小而试验次数大时逼近二项式分布的一个理论分布。

In this paper, for the number of indemnity taking negative binomial distribution and Possion distribution, we discuss some probability problems in students' safety insurance by the normal distribution of probability theory.

本文主要对理赔人数服从负二项分布和泊松分布，运用概率论中的正态分布讨论学生平安保险业务中的概率问题，如保险公司的赔钱或亏本问题、赔钱的最小值问题、保险公司的获利率和赔偿率与投保人数的关系问题等。

If the power series ∑anxn an ∑anxn and ∑bnxn satisfy the condition r =∑bn xn, we obtain the twin combinatorial identity theorem between the sequences {an} and bn}.We also obtain some specific twin combinatorial identities by using the expansion on the binomial expression formula, including two expansions of combinatorial number(rsn and ...

如果幂级数∑anxn与∑bnxn满足条件r＝∑bnxn 时，获得数列｛an｝与｛bn｝之间孪生组合恒等式的定理，应用在二项式定理等展开式上得出具体的多组孪生组合恒等式，其中包含组合数的两种展开法，Bernoulli数直接表达式的新证等结果。

In Chapter 2, by means of the integral theory, a number of reciprocal series involving binomial coefficients have been established and some results related to binomial coefficients have been extended.

本章利用定积分的方法和常见的发生函数，结合一些运算技巧，建立了一些与二项式系数的倒数有关的恒等式。

The research of congruence of binomial coefficients is one of the most important problems in combinatorial number theory.

二项式系数的各种同余性质是组合数论中最令人感兴趣的研究课题之一。

it is suggested that a number of bioactive substances may be involved in the pathogenesis of angiogenesis in pdr.

t-pa及pai的表达与vegf的表达经统计学分析，均存在显著相关性(p 。001)。

To demonstrate the powerful benefits of its new compostable 'Polycomp' bags it is hosting a video on its stand (number 310) showing how the bags biodegrade in just over a week.

为了展示其新的堆肥'Polycomp'垃圾袋里主办的立场上的视频（编号310），显示了强大的利益生物降解的塑料袋如何在短短一个多星期。

By not controlling for the number of parents, sexual identity, marital status and biogenetic relationship to the children, the research often failed to isolate the real impact of gender on effective parenting, according to Biblarz and Stacey's study.

根据毕博拉兹和斯泰西的研究，由于不对父母的数量、性别认定、婚姻状况及生物起源关系加以控制，很多研究往往不能孤立确定性别对育儿的真正影响。

MacArthur and Wilson's theory of island biogeography states that the number of species found on an island is determined by a dynamic equilibrium between the immigration of new colonizing species and the extinction of previously established ones.

麦克阿瑟和威尔逊的岛屿生物地理学理论指出，岛屿上物种的数目是由新移殖来的物种和以前存在物种的灭绝之间的动态平衡决定的。

Island biogeography MacArthur and Wilson's theory of island biogeography states that the number of species found on an island is determined by a dynamic equilibrium between the immigration of new colonizing species and the extinction of previously established ones.

岛屿生物地理学麦克阿瑟和威尔逊的岛屿生物地理学理论指出，岛屿上物种的数目是由新移殖来的物种和以前存在物种的灭绝之间的动态平衡决定的。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。