本文在现代物流技术基础，特别是车辆调度和蚁群算法的基础理论指导下，针对现代物流运输车辆的调度优化问题，进行了理论、方法与模型的研究工作。
Based on the modern logistic technology, especially the vehicle scheduling and the ant algorithm theories, this paper make a research in theories, methods and models aiming at the present problems.
泊头是物流中心，市内有2000余部大型运输车辆。
Botou is a logistics center, the city has more than 2,000 wide-transport vehicles.
胜丰物流现有省际直达专线63条、省内快捷专线13多条、各种运输车辆376辆（其中自有车辆73辆），服务网点覆盖全国。
Sheng Feng logistics of existing inter-provincial direct line 63, in the province of more than 13 fast line, all kinds of transport vehicles 376 (of which 73 own vehicles), service outlets nationwide.
随着物流环境的复杂化，物流区域的扩大化，设施定位问题和运输车辆路线安排问题之间的相互影响也越来越大。
With the complicated logistics environment and enlargement of logistics area, the interaction between location allocation problems and vehicle routing problems grow larger.
随着物流环境的复杂化，物流区域的扩大化，设施定位问题和运输车辆路线安排问题之间的相互影响也越来越大。
With the complicated logistics environment and enlargement of logistics area, the interaction between location allocation problems and vehicle routing problems grow larger.
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