记者从有关部门了解到今年电子产品需求较大,尤其通信设备需求旺盛。 (1)程控交换机。目前我国电话网总容量已达5000万门,电话总数3100万部。1995年新建大容量省际长途光缆干线3.2万km,新建扩建省际数字微波干线1.5万km,卫星地面站19座,新增局用程控交换机1600～1700万门左右,用户程控交换机 Reporters learned from relevant departments that this year the demand for electronic products is larger, especially the demand for communications equipment. (1) program-controlled switches. At present, China’s telephone network has reached 50 million total capacity, the total number of telephone 31 million. In 1995, 32,000 km of large-capacity inter-provincial long-distance optical cable trunk lines were newly built, 15,000 km of new inter-provincial digital microwave trunk lines were expanded, 19 satellite ground stations were added, and about 16-17 million new program-