多车场车辆路径问题
Multi-depots Vehicle Routing Problem
Multi-depot Vehicle Routing Problem
GPS卡车调度系统
GPS truck dispatch system
JY600型地铁及轻轨用内燃调车机车
JY600 shuting diesel locomotive for metro and light railway
KZW—4型空重车调整装置
KZW-4 type empty and loaded brake equipment
编尾调车
Shunting at the Tail of Marshalling Yard