论文部分内容阅读
据邮电部电信总局汇总,我国目前已开办20多种电话业务。这些业务中,有的是免收电话费的,它们包括; 103—国际半自动挂号;108—国际直拨话务
According to the summary of the Telecommunication Department of the Ministry of Posts and Telecommunications, China now has more than 20 kinds of telephone services. Some of these services are free of telephone charges, including: 103-International Semi-Automatic Registration 108-International Direct Dialing Service