ISBN: 9787115544872 - 正邮 网络系统建设与运维(初级华为1+x职业技能等级证书配套系列 9787115544872 华为技术有限公司 邮电出版社 传记 书籍 (1 Ergebnisse)

paperback. Zustand: New. Paperback. Pub Date: 232 Language: Chinese Publisher: People's Posts and Telecommunications Publishing Houses is a network system construction and operational primary textbook. Total 6 chapters. including network system general operation safety. wiring engineering. network system hardware installation. network system basic knowledge. network system basic operation. network system basic operation and maintenance. .…