跟着社会的发展，不论办公建筑仍是住所都需要敷设各种电缆，如电话线、电视线路等；还有某些为满意特定需要而铺设的线路。每一条线路都是为一特定的用途而方案设备的。

(With the development of society, both office buildings and residences need to lay various cables, such as telephone lines, TV lines, etc.; there are also some lines laid to meet specific needs. Each line is designed for a specific purpose.)

[下载]16523237847.rar

2022-7-25 16:52 上传

文件大小: 139 KB
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跟着社会的发展，不论办公建筑仍是住所都需要敷设各种电缆，如电话线、电视线路等；还有某些为满意特定需要而铺设的线路。每一条线路都是为一特定的用途而方案设备的。

(With the development of society, both office buildings and residences need to lay various cables, such as telephone lines, TV lines, etc.; there are also some lines laid to meet specific needs. Each line is designed for a specific purpose.)

[下载]16523237847.rar

2022-7-25 16:52 上传

文件大小: 139 KB
下载次数: 0