# 第四章 长途电话

- [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/9/)

## 篇目

- [第一节台站](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/9/article/21/index.txt) ([网页](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/9/article/21/))
- [第二节电路](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/9/article/22/index.txt) ([网页](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/9/article/22/))
- [第三节 机械设备](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/9/article/23/index.txt) ([网页](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/9/article/23/))
- [第四节 业 务](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/9/article/24/index.txt) ([网页](https://shandong-chorography.org/database/qingdao-gazetteer-posts/section/9/article/24/))