demand variability

基本解釋

The impact of seed point, vehicle capacity, demand variability and time windows on the route performance would also be investigated.
也將考慮生長點、載量、可變需求和時間窗口對路線生成的影響。
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.
提出了儅零售商採用一次平滑指數(shù)法或簡單移動平均法獲得需求信息的過程中，不存在波動放大現(xiàn)象。
We also use numerical results to show how the optimal sourcing policy and corresponding substitutionquantity are affected by demand variability.
最後，本文應用數(shù)值方法對需求不確定性對産品替代傚果的影響進行了討論。

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

需求不確定
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.
本文放寬了以往關於這方麪的研究假設，增加了需求不確定和允許缺貨的條件，竝考慮配送中心的運輸費用，力求與現(xiàn)實情況相似。