大客户负荷管理终端
large-client load management terminal
大客户管理系统
important client management system
大客户直购电
Direct Power Purchase by Key Accounts
direct power purchase by large consumer
电力大客户管理
large power customers management
铁路大客户
great customer of Railway
railway major clients
移动大客户管理系统
the big client management system of cellular phone
大同电力客户服务系统
datong power customer service system