|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
2009年08 期
| 標(biāo)題 |
| 降雨入滲對路堤邊坡穩(wěn)定性研究(49 卷) |
| 英文標(biāo)題 |
| Study about influence of rainfall penetrating on embankment slope stability |
| 摘要 |
| 降雨是邊坡淺層破壞主要因素。在模擬降雨入滲對邊坡的穩(wěn)定性時(shí)，通常沒有考慮入滲—產(chǎn)流和流體—固體的耦合過程，只是通過施加流量邊界或零水頭邊界，求得暫態(tài)孔隙水壓力的分布，采用非飽和土極限平衡理論計(jì)算邊坡穩(wěn)定性。實(shí)際上，降雨入滲過程是地表徑流—地下滲流和流體— |
| 作者 |
| 新聞作者:劉育田，劉俊新 |
| 關(guān)鍵字 |
