demand variability

基本解释

The impact of seed point, vehicle capacity, demand variability and time windows on the route performance would also be investigated.
也将考虑生长点、载量、可变需求和时间窗口对路线生成的影响。
It shows that the demand variability does not increase when the retailer relies on the simply exponentially weighted moving average or the simple moving average to forecast demand.
提出了当零售商采用一次平滑指数法或简单移动平均法获得需求信息的过程中，不存在波动放大现象。
We also use numerical results to show how the optimal sourcing policy and corresponding substitutionquantity are affected by demand variability.
最后，本文应用数值方法对需求不确定性对产品替代效果的影响进行了讨论。

This is nearly impossible given the variability of demand (at the mercy of fuel prices and the economy) and the limited control train operators have over costs, which continue to rise steadily.
ECONOMIST: Another humiliation for the government

需求不确定
This thesis widen the assumptions of the former researches about the VMI model, take the assumptions of demand variability, out-of-stock condition and the transportation cost into account and make the assumptions similar to the real condition.
本文放宽了以往关于这方面的研究假设，增加了需求不确定和允许缺货的条件，并考虑配送中心的运输费用，力求与现实情况相似。