# 第五章 长途电信传输

- [资料库目录](https://shandong-chorography.org/database/qingdao-gazetteer-posts/toc.md)
- [章节网页](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/10/)

## 篇目

- [第一节线 路](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/10/article/25/index.txt) ([网页](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/10/article/25/))
- [第二节:维护管理](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/10/article/26/index.txt) ([网页](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/10/article/26/))