| 长江三峡水利枢纽永久船闸高精度锚索孔施工工艺 |
| 修订日期：1998-05-03 点此下载全文 |
| 引用本文：田野.长江三峡水利枢纽永久船闸高精度锚索孔施工工艺[J].钻探工程,1999,(2):22-24.. High Accuracy Cable Bolt Hole Drilling Technology for Perpetual Ship Gate of Water Conservancy Pivot at the Changjiang Three Gorges[J]. Drilling Engineering, 1999,(2):22-24. |
| 摘要点击次数: 964 |
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| 田野 |
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| 中文摘要:就水平锚索孔的偏斜、导直机理和施工工艺作了分析和论述。采用水平孔导直理论和施工工艺在长江三峡永久船闸锚索孔施工中取得了良好的效果。 |
| 中文关键词:锚索,孔斜率,造孔,水平钻机,导直机理 |
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| High Accuracy Cable Bolt Hole Drilling Technology for Perpetual Ship Gate of Water Conservancy Pivot at the Changjiang Three Gorges |
| Tian Ye |
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| Abstract:The deviation and pilot drilling mechanism and drilling technology of the horizontal cable bolt hole are analyzed and discussed in this paper The application of the horizontal pilot drilling theory and drilling technology to the cable bolt hole drilling for the perpetual ship gate at the Changjiang Three Gorges achieves good results |
| keywords:cable bolt, hole deviation rate, drilling hole, horizontal drilling machine, pilot drilling mechanism, |
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