When a new traffic mode is introduced into current transportation system, the conventional travel demand forecasting method based on revealed preference data will be useless for modal split.
当交通系统中引入新的交通方式时，传统的基于实绩选择调查数据的交通需求预测方法对于方式分担预测将会无效。
Groups using projections on the demand for finished goods improved forecasting method, and based on the newsboy model to determine the best finished goods production.
采用群体预测法对产成品的需求预测方法进行了改进，并基于报童模型确定了产成品的最佳生产量。
For demand forecasting, it is necessary to choose forecasting method, improve the original method or develop new methods according to products 'demand characteristics.
在需求预测中，需要根据产品需求特征选择预测方法，或对原有方法进行改进，或提出新的方法。
For demand forecasting, it is necessary to choose forecasting method, improve the original method or develop new methods according to products 'demand characteristics.
在需求预测中，需要根据产品需求特征选择预测方法，或对原有方法进行改进，或提出新的方法。
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