capacity of telephone exchange
常见例句
- By the end of 1998, the home-made exchanges had constituted 98% of all the newly added telephone exchange capacity.
到1998年底，通信網新增 電話 交換機中，國內生産設備的比重已達到98%。
http://dj.iciba.com - Program-controlled telephone exchange capacity of the city accounts for 49.4 million lines, built a broadband residential and boutique information technology district 72.
全市程控電話交換機容量達49.4萬門，建成了寬帶小區和精品信息化小區72個。 返回 capacity of telephone exchange