As it actually has fluctuation, the demand is treated as stochastic variable.
由于实际中需求具有波动性，将需求作为随机变量来处理。
The extremum distribution of stochastic variable can be obtained by spectral analysis.
随机变量的极值分布可以通过对水位监测数据进行频谱分析获得。
So it is the important subject in probability to study the independence of stochastic variable.
因而，关于随机变量的独立性的研究构成了概率的重要课题。
Market demand is a stochastic variable which brings difficulty for most profit by ordering right goods.
市场需求量是一个随机变量，它给订货者追求最大利润，确定最优订货量带来了困难。
The wind velocity is the sole important meteorological factor in the formula calculating wind energy, it is a stochastic variable.
风速是风能计算中十分重要的气象因子，它是一随机变量。
This essay deduces that the demanded container number in one port in a year is a normal school stochastic variable by analyzing the data.
论文通过分析船公司在港口的月集装箱需求量得出其在港口的年集装箱需求量是一个符合正态分布的随机变量。
The influence to settlement reliability of composite foundation caused by changeability of every stochastic variable is analyzed in the end.
结合具体工程实例分析了各随机变量的变异性对复合地基沉降可靠度的影响。
In order to disassembly parts from used products, usually many steps are needed, and disassembling time in each step is stochastic variable.
对废旧产品中的零件进行拆卸通常需要多个步骤才能完成，而每个步骤所需要的拆卸时间都是随机变化的。
This paper introduces the problems of some identical equation solved by the numerical characters of the classic probability and stochastic variable.
介绍了用古典概率和随机变量的数字特征来解决数学分析中的一些恒等式问题。
This paper introduces the problems of some identical equation solved by the numerical characters of the classic probability and stochastic variable.
文章给出一个古典概率问题的两个解法，从而导出几个有趣的等式。
This paper introduces the problems of some identical equation solved by the numerical characters of the classic probability and stochastic variable.
本文给出一个不定方程非负整数解的组数的组合计数公式，说明了它在求解一类与数字有关的古典概率方面的应用。
Usually you want every instantiation of a distribution to represent an uncorrelated stochastic variable, which means that you should a new engine for each one.
通常你要分配的每个实例化代表着不相关的随机变量，这就意味着你应该为每一个新的引擎。
Simulation uncertainty mitigated strategies for different cases mentioned above are presented by means of robust design and engineering stochastic variable optimization methods.
引入稳健设计哲理和工程随机变量优化设计方法，分别提出了对应的不确定管理策略；
A discrete method for stochastic variable (features) space of class-conditional-probability density and estimation method for class-conditional -probability distribution is proposed.
本文提出了类条件概率密度随机变量（特征）空间离散化及类条件概率分布估计方法。
The multi-suppliers purchasing-inventory problem are focused when the demand is tremendous and a single supplier can't meet the demand, in most cases, the demand is stochastic variable.
研究当需求量巨大且勾随机变量时，单一供应商无法满足供货要求情况下的多供应商采购-库存问题。
The convergence of the optimal value and optimal solution of the stochastic programming are given as the function sequence is epi-convergence and the random variable sequence is square convergence.
主要讨论了一类随机规划在函数序列上图收敛和随机变量序列均方收敛意义下，该类随机规划的最优解和最优值的收敛情况。
The random variable properties of total work time in the discrete stochastic manufacture systems are discussed.
并以此对离散随机制造系统总加工时间的随机变量性质进行讨论。
As a new and developing research field, Set-valued variable and Set-valued stochastic process is not perfect both in theory and practical application, and need to be further explored and developed.
集值随机变量与集值随机过程作为一个新兴的研究领域，无论在理论上还是实际应用上面都不太成熟，不够完善，需要进一步的探索与开发。
In order to decrease the computation, a reduction form is deduced to get the response of random multi-variables from single variable, and verified by Monte-Carlo stochastic FEM.
为了减少在多随机变量情况下的该方法的计算量，建立了一种简化算法，推导出利用单随机变量的响应结果构造多随机变量的响应。算例验证其有有效性。
In the former two situations, the exit time is assumed to be a random variable and in the last situation the exit time is assumed to be a stochastic process.
对前两种情形考虑退出时间是个随机变量，对最后一种情形考虑退出时间是个随机过程。
A virtual stochastic process is constructed so that the basic random variable becomes the value of the stochastic process at certain instants of time.
基于概率密度演化的基本思想，构造一个虚拟随机过程，使得随机结构动力反应的极值为该虚拟随机过程的截口随机变量。
The paper affirms the stochastic properties of household gas consumption, and then proves a random variable in normal distribution.
本文通过分析确认了居民燃气消耗量的随机性，进而证明其为服从正态分布的随机变量。
In this paper, the variable structure control for systems with measurement noises is considered. The concept of stochastic super-plane is presented.
本文研究了一种考虑状态量测噪声的变结构控制，提出了随机超平面的概念。
Asymptotic stability of the solution to a class of stochastic systems with variable delay is discussed.
讨论了一类随机可变时滞系统解的渐近稳定性。
Owing to the stochastic nature of wind speed, time-variable of parameters, system lagging and system nonlinearities the power generated by wind turbines changes rapidly.
由于风速的随机性、风电机组参数的时变性和系统的非线性，以及系统的复杂性引起的时滞性，造成风电机组输出功率的不稳定。
The essence of Monte-Carlo Simulation is that using the random variable of certain known stochastic distribution to simulate the stochastic phenomena of possible appearance in the real world.
蒙特卡洛法的实质是利用服从某种分布的随机数来模拟现实系统中可能出现的随机现象。
The essence of Monte-Carlo Simulation is that using the random variable of certain known stochastic distribution to simulate the stochastic phenomena of possible appearance in the real world.
蒙特卡洛法的实质是利用服从某种分布的随机数来模拟现实系统中可能出现的随机现象。
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