Electricity Service Application
rural electricity service system
Telecom Universal Service
telecom universal service fund
Telecommucational Universal Service in Taiwan
universal service concept
universal service in telecommunication
Universal Service Obligation
Universal Service Terminal
USO Universal Service Order
USOC Universal Service Order Code
universal service order code
Self-service service terminal
single-plane (through-plane service) service
Electricity end-users’ demand of electricity
take coal electricity as primary electricity energ
Break of Service， Out-of-Service