|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2010年07 期
| 标题 |
| 运营期多年冻土区斜坡路堤的下变形边界探讨(50 卷) |
| 英文标题 |
| Discussion on deformation boundary under embankment with two-side slope in permafrost region during train operating |
| 摘要 |
| 在对青藏铁路运营期多年冻土区斜坡路堤稳定性进行分析研究的过程中发现，斜坡路堤的变形破坏失稳不仅发生在最大冻融界面以上的活动层土体内，而且，最大冻融界面以下一定范围内的塑性冻土的蠕变变形累积对斜坡路堤稳定性具有重要的影响作用。通过对已有研究成果和斜坡路堤变 |
| 作者 |
| 新闻作者:杨让宏，朱本珍 |
| 关键字 |
