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2005年04 期
| 标题 |
| LM(45 卷) |
| 英文标题 |
| * |
| 摘要 |
| 介绍反井钻机在引水隧洞竖井施工中的应用，阐述了反井钻井的施工方法和工艺流程。在适 宜的施工条件下，反井钻机适用于300 m以下的竖井或大角度斜井的施工，该钻机具有施工 速度快、工程造价低等优点。 |
| 作者 |
| 新闻作者:曲国卿 |
| 关键字 |
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| 标题 |
| LM(45 卷) |
| 英文标题 |
| * |
| 摘要 |
| 介绍反井钻机在引水隧洞竖井施工中的应用，阐述了反井钻井的施工方法和工艺流程。在适 宜的施工条件下，反井钻机适用于300 m以下的竖井或大角度斜井的施工，该钻机具有施工 速度快、工程造价低等优点。 |
| 作者 |
| 新闻作者:曲国卿 |
| 关键字 |
| COPYRIGHT©2001-2025 CHINA ACADEMY OF RAILWAY SCIENCES CORPORATION LIMITED，ALL RIGHTS RESERVED | ||
|
