Differentiated service
区分服务
差别服务
业务区分
分类业务
区分业务
分级服务
差分服务
区分服务模型
区别服务
Differentiated Service DiffServ
differentiated service flow
differentiated service strategy for hospitals
differentiated service survivability
Proportional differentiated service
Relative differentiated service
Communication service model
distributed dynamic mirror service model
function-structure-service model
grid service model metadata