By the International Telegraph and Telephone Consultative Committee recommended.
是由国际电报电话咨询委员会推荐的。
Years of work have been carried out by the International Telegraph and Telephone Consultative Committee.
国际电报电话咨询委员会和国际标准化组织为此进行了数年的研究工作。
Years of work have been carried out by the International Telegraph and Telephone Consultative Committee.
国际电报电话咨询委员会和国际标准化组织为此进行了数年的研究工作。
应用推荐