General Requirements to Be Met in Interfacing the International Telex Network with Maritime Satellite Systems - Telegraph Switching (Study Group IX) 2 pp
国外标准现行
标准号:ITU-T U.60-1989
标准名称: 国际用户电报网与海上卫星系统接口需满足的一般要求 -电报交换.第IX研究组.第2页
英文名称:General Requirements to Be Met in Interfacing the International Telex Network with Maritime Satellite Systems - Telegraph Switching (Study Group IX) 2 pp