requirement forecast的用法和样例：
例句
- The Vendee shall provide the Vendor with the rolling forecast of the raw material demand in the next three months while placing the release order.
甲方应在每次下达订单的同时，提供下三个月的滚动需求预测。 - The article explains the principle and algorism of the forecast model of public transport demand based on the maximum entropy principle.
探讨了基于最大熵原理的公共交通需求预测模型的原理与算法。
