将典型的车辆路线问题扩展为综合考虑了客户具有软时间窗约束和中央仓库拥有多种类型配送车辆的情况。
The typical vehicle routing problem is expanded to the situation that customers have the restriction of soft time Windows and a depot has various kinds of vehicles to distribute.
物流配送路线优化问题，是配送过程中最重要的问题之一。
The problem of optimizing logistics distribution routine is one of the most important problems in the distribution processes.
战术层的随机联合优化问题主要是以确定配送时间间隔、配送量和最优配送路线为目标。
The goals of tactical SITIO problem are to determine the distributing period, the allocation of inventory and the optimal vehicle routing.
在分析车辆路径问题(VRP)现有启发式算法的基础上，建立了考虑路线安排的物流配送方案模型，并提出了求解该问题的一种改进遗传算法(IGA)。
Based on the analysis of the existing heuristic algorithm for the vehicle routing problem (VRP), a distribution model relevant to route arrangement was established.
在实际生活中，带时间窗的回程取货车辆路径问题在物流配送路线中广泛存在，例如零售业、快件与货运和逆向物流等，是物流管理学科的前沿热点问题之一。
In reality, VRPBTW is applied in a wide range of logistics and distribution, like retail, express & freight and reverse logistics, and it is one of the cutting-edge issues in the field of logistics.
在本次会议中，我们还将绘制一张配送地图，以便更好地认识整个路线、可能超负荷的区域、环境问题，最简单的目的则是认识食物是如何配送的。
In this meeting, we will develop a map of deliveries to better understand routes, possible overlapping zones and environmental concerns, and simply to see how food is distributed.
在本次会议中，我们还将绘制一张配送地图，以便更好地认识整个路线、可能超负荷的区域、环境问题，最简单的目的则是认识食物是如何配送的。
In this meeting, we will develop a map of deliveries to better understand routes, possible overlapping zones and environmental concerns, and simply to see how food is distributed.
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