研究了基于服务水平约束的提前期内需求分布函数未知和可控提前期对订货批量敏感条件下的两级库存优化问题。
Two-echelon inventory problem with service level constraint and unknown distribution function was analyzed when controllable lead time was sensitive to order quantity.
本文考虑冬季道路养护中的服务水平、车队规模等约束条件，建立了实习信息下除雪车辆优化调度的整数规划模型。
This paper established an integer programming model of the snow emergency vehicle scheduling which considered the realistic constraints such as the fleet size and the level of service.
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