洞庭湖区大直径钻孔桩施工常遇难题及对策 |
投稿时间:2003-10-10 修订日期:2003-10-10 点此下载全文 |
引用本文:韦然.洞庭湖区大直径钻孔桩施工常遇难题及对策[J].钻探工程,2004,31(5):19-21.. Frequently Encountered Difficult Problems and Its Countermeasures in Large Diameter Bored Piles at Dongting Lake Area[J]. Drilling Engineering, 2004,31(5):19-21. |
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中文摘要:结合洞庭湖地区大直径钻孔桩施工中遇到的糊钻、孔斜、漏失等问题,论述了一些有针对性的有效措施:螺旋状阶梯翼板钻头、正反循环相结合钻进工艺、双环导正器、平水位钻进等。 |
中文关键词:洞庭湖区 大直径钻孔桩 糊钻 孔斜 漏失 螺旋状阶梯翼板钻头 正反循环 |
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Frequently Encountered Difficult Problems and Its Countermeasures in Large Diameter Bored Piles at Dongting Lake Area |
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