Technically speaking, the requirements types are texts that represent the planning strategy in the application (Demand Management, Sales and Distribution).

从技术上讲，需求类型就是表示计划策略在(需求管理、销售与分销)应用中的一种文本。

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The inventory control of distribution system is the important decision-making problem. Effective inventory control strategy can save inventory costs, eliminate and avoid the sales fluctuations.

分销系统库存控制是分销系统管理中重要的决策问题，有效的库存控制策略能够节约库存费用，降低物流成本，消除或避免销售波动的影响。

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Vertical Integration The strategy of incorporating all aspects of management, production, sales, and distribution within a business in order to become less vulnerable to outside forces.

纵向整合企业的整合策略，也就是整合企业内部管理，生产，销售，配销各个方面以保证企业在面对外力时减少其影响。

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