Isbn: 9787508384962 - 速学电话电视系统施工 (1 resultados)

paperback. Condición: New. Language:Chinese.Pages Number: 167 Publisher: China Electric Power Press Pub. Date :2009-06. This book is the telephone and television System construction of the core curriculum. combined with the national occupational standards and industry requirements of the posts written. The main contents include an overview of telephone communication systems. telephone communication system equipment. television network system overview. major television network equipment. telephone and television transmi.…