1·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。
2·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。
3·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。
4·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。
5·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。
6·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。
7·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。
8·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。
9·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。
10·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。