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。

youdao

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。

youdao