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2010年06 期
| 標題 |
| 青藏鐵路路基凍脹變形特點的研究(50 卷) |
| 英文標題 |
| Study on frost heave deformation features of subgrade on Qinghai-Tibet railway |
| 摘要 |
| 在青藏鐵路路基230處斷面中隨機選取621組土樣，并對土樣組分進行分析。研究表明，在役青藏鐵路多年凍土區(qū)和深季節(jié)凍土區(qū)內填土完全是由粗顆粒填料組成，一般情況下凍脹量很小；根據深季節(jié)凍土區(qū)基底填料與毛細水上升高度，部分深季節(jié)凍土區(qū)段路基會出現凍脹，為青藏鐵路路基 |
| 作者 |
| 新聞作者:高志華，石 堅,羅麗娟 |
| 關鍵字 |
