略語大辞典 [C] 30 WTSC World Telecommunication Standardization Conference 世界電気通信標準化会議. 国連の電気通信標準化部門の組織.World Telecommunication Standardization Conference; an ITU-T(International Telecommunication Union - Telecommunication Standardization Sector); ref. WRC(World Radiocommunication Conference), an ITU-R(International Telecomm 丸善「略語大辞典」JLogosID : 11850089