在对多个分仓库进行送货时，将其中能取得最大“节约里程”的两个分仓库合并在一条线路上，进行巡回送货，能够取得最大的节约里程。同时，在不超过运输车辆载货容量的条件下，对这条选定的巡回线路，如能将其它分仓库按其能取得“节约里程”的大小纳入这条线路中，则能取得更大的里程节约效果。

-Number of sub-warehouse delivery, which is able to obtain the maximum mileage savings " two warehouses combined on a single line, tour delivery, be able to achieve the greatest savings mileage. Meanwhile, in conditions does not exceed the capacity of the transport vehicle laden the roving line selected in this Article, such as can other stars warehouse according to obtain the " saving mileage size incorporated in this line, and is able to obtain greater the mileage savings effect.