中文说明：资源描述在物流系统的运作中，配送中心的任务就是根据各个用户的需求及时准确和经济地配送商品货物。配送中心是连接供应商与客户的中间桥梁，其选址方式往往决定这物流配送距离和配送模式，进而影响着物流系统的运作效率。
English Description：
Application backgroundIn the operation of the logistics system, the distribution center is based on the needs of the various users timely and accurate and economical delivery of goods. Distribution center is a bridge between the supplier and the customer. The location method of the distribution center is the logistics distribution distance and the distribution mode, which affects the operation efficiency of the logistics system.