|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2010年12 期
| 標題 |
| 弱～強風化泥質(zhì)粉砂巖改良技術研究(50 卷) |
| 英文標題 |
| Study on improving technology for weak -strong weathered clayey siltstone |
| 摘要 |
| 主要從顆粒級配及CBR值兩個物理力學指標出發(fā)，對弱～強風化泥質(zhì)粉砂巖提出摻加20%中粗砂的物理改良措施，從而為高速鐵路客運專線路堤本體提供填料。通過循環(huán)擊實與泡水試驗，重點研究泥質(zhì)粉砂巖物理改良土的顆粒粒徑變化情況，得知這種物理改良土不適宜用于浸水路堤部分。另 |
| 作者 |
| 新聞作者:何澤，袁偉 |
| 關鍵字 |
