旅游需求差异
difference of tourism demand
鹿特丹逆需求模型
rotterdam inverse demand model
领域需求模型
domain requirements model
客户需求信息获取
Customerized Requirement-acquisition
Customized requirement-acquisition
客户需求算法
customers’ requirement algorithm
客户需求模型
general requirement model
客户需求交互系统
Customer requirement interaction system
军事需求本体
military requirement ontology