international tax laws
international taxation
international technical control center
international telecommunication
International Telecommunication Convension
international telecommunication satellite
international telecommunication service
International Telecommunication Union
International Telecommunication Union (ITU)
international taxation
international technical control center
international telecommunication
International Telecommunication Convension
international telecommunication satellite
international telecommunication service
International Telecommunication Union
International Telecommunication Union (ITU)
International Telecommunication Convension
International Telecommunication Convension
Definitions
- [1] 国际无线电通信会议