离散

If the value of two-dimension random variable is finite or countable, then is called two-dimension discrete random variable.

Definition 3.3 如果二维随机变量可能取的值只有有限个或可列个，则称为二维离散型随机变量。

The discrete random height variable of worn surface is described with continuous random variables by a mathematical method.

建立了磨损表面轮廓数值化基准、用连续随机变量来描述磨损表面轮廓线高度离散随机变量，对磨损表面高度分布作了数理统计分析，研究了载荷、滑动速度及镀层种类对磨损表面几何特性的影响，将数理统计分析结果与镀层的耐磨性作了比较分析，较为完整、深入地描述了磨损表面的几何特性。

Discrete random variable.

离散随机变数。

After introducing the set and probability theory, we will explain the random variable, discrete and continuous density distributions to students. Then, the students could learn the statistics in the following course.

从集合、基础机率理论出发，接着介绍随机变量，紧接之各式常用离散与连续机率密度分布，配合实例应用，让学生理解各项组成间之关连性，以为接下来之统计学之学习背景知识。

Utilizes the discrete random variable the average value, calculates the repayment which the average each note lottery ticket may obtain to be smaller than concentrates a note lottery ticket to concentrate the volume, explained from the economic efficiency angle, concentrating is doing the losing proposition continuously.

运用离散型随机变量的均值，计算出平均每注彩票可获得的回报小于投注一注彩票的投注额，从经济效益的角度说明，投注者一直在做亏本生意。

This paper studies algebraic modeling of discrete time series.

摘要主要研究离散时间序列上的代数模型。

In general ,the series includes ten discrete graphic processors for desktop and mobile platforms.

总的来说，这一系列包括10个离散的图形处理器，为桌面和移动平台。

In Chapter 2, a series of discrete rate of return-amount of circulating fund models are built up under various different financial backgrounds.

第二章主要是在各种不同的金融背景下，建立了一系列相应的离散收益率-流通量模型。

Discrete series of 01 questions, and 01 Series : the definition of the length of n str...

离散01串问题，01 串定义为：长度为n 的01 串，其中不含k 个连续的相同子串。

In Chapter 4, we consider a series of discrete Lotka-Volterra competitive system with delayed density dependence and delayed interspecific competition.

本文第四章分析了具有滞后种内竞争和滞后种间竞争的Lotka-Volterra竞争离散系统。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。