制定分配过程规划的约束条件。创建一个计划，指定配送过程中的每个元素，从配送中心的蓝图到库存到达配送中心的方式和时间。 Instituting the constraints for planning of distribution process. Create a plan that specifies every element in the distribution process from the blueprint of the distribution centers to how and when the inventory would reach the distribution centers.