Isbn: 9787563964642 - 通信工程与信号传输 (1 resultados)

paperback. Condición: New. Paperback.Pub Date:2021-10-01 Pages:124 Language:Chinese Publisher:Beijing University of Technology Press In view of the regional characteristics of the distribution of the private network communication industry. investment decisions should be based on regional characteristics. and the implementation of regional characteristics is very obvious. Regional investment policy. In addition to the above-mentioned areas with traditional advantages. key cities in the central and western regions such a.…