1·Self exertion system includes routine value, elements selection, training organization, and ability repertory and competition psychology five basic factors.
音乐伴奏难美项群自身发挥系统的可控因素包括:成套价值、难度选择、训练组织、专项储备和参赛心理。
1·The causes of bullwhip effect include demand forecast, repertory management, batch order, delivery cycle, price wave, etc.
牛鞭效应形成的原因主要有需求预测、库存管理、批量定货、交货周期、价格波动等。