global system for mobile communication
全域移动通信系统
全球移动通讯系统
全球移动通信系统
移动通讯
泛欧行动电话系统
泛欧数字式行动电话系统
global system for mobile communication GSM
全球移动通信系统GSM
全球移动通信系统
全球行动通讯系统
global system for mobile communication system
global system technology GST
GSM global system for mobile communications
positive list system system
7-year system switching to 8-year system
Accounting environment Accounting theoretical system Accounting standards system
bridge transformed from simple-supported system into continuous system
cardiovascular system and cerebrovascular system
C-band unified TTC system and C-band mono-pulse measuring radar system
CF system core flooding system
changing oil system into coal system
emulating system for jacking system
free air temperature increased system FATI system
human resources system administration system
Intelligent Monitoring and Maneging System for Distribution System
steel frame system braced with bracing system
system analysis and system design