In demand decision system, the demand decision process, demand decision system and demand forecasting approach selection are analyzed.
在需求决策系统中，分析了需求决策过程、需求决策体系以及需求预测的方法选择。
参考来源 - SCM环境下的流水线装配型企业生产计划与控制研究For new urban distracts, the traditional 4-phase transportation demand forecasting model can not be used, because of the lack of the trip production and distribution phase data.
对于规划新城区,传统的四阶段交通需求预测方法难以使用,因为交通生成和分布预测所必需的条件无法满足。
参考来源 - 规划新城区交通生成和分布预测方法的探讨·2,447,543篇论文数据，部分数据来源于NoteExpress
以上来源于: WordNet
Demand forecasting helps managers to use their resources effectively.
需求预测可以帮助管理者有效地使用资源。
Demand forecasting is difficult. No matter which method is used, it will not be accurate.
需求预测是很难的，不管用哪种方法，预测结果都不会非常精确。
Parking demand forecasting and management are both emphasis and difficulty of static traffic research.
停车需求预测与管理是城市静态交通研究的重点和难点。
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