With the challenge of great growing of services diversity,service-oriented supporting ability is required by current high-speed passive optical network( PON). A
In order to overcome the inherent oscillation problem of potential field methods(PFMs) for autonomous mobile robots in the presence of obstacles and in narrow p
【正】Studies on the aerolite fragments from Baisha crater, Hainan Island prove that they belong to calcium-rich achondrite which are relicts of cratering meteo
Aerostat capsule is small sample data,so designing reliability is very difficult to be obtained accurately by conventional probabilistic reliability method.Base
As a new variant of vehicle routing problem( VRP),a finished vehicle routing problem with time windows in finished vehicle logistics( FVRPTW) is modeled and sol