| 沙床表层颗粒的运动及生物固结 | |
| Alternative Title | Motion and Biological Bonding of Grains in the Surface Layer of Sandy Bed |
| 王振亭 | |
| Thesis Advisor | 郑晓静 |
| 2005-05-28 | |
| Degree Grantor | 兰州大学 |
| Place of Conferral | 兰州 |
| Degree Name | 博士 |
| Keyword | 起动风速 含水率 蠕移输沙率 表面流 生物结皮 单向拉伸 弯曲蠕变 |
| Abstract | 本文综合应用理论分析、数值计算和实验测量等手段研究了沙床表层颗粒的起动、运 动及生物固结。主要内容和结果包括： (1) 湿沙子起动的二维理论模型(2) 蠕移输沙率的理论解(3) 固沙生物结皮的力学性质及其应用 |
| Other Abstract | The motion and biological bonding of grains in the surface layer of sandy bed are theoretically, numerically and experimentally studied in this thesis. The basic contents and chief results are as follows: (1) 2-D model of the entrainment of sand by wind under the influence of moisture(2) Theoretical prediction of creep flux in aeolian sand transport(3)Mechanical property of microbiotic crust and it’s application: |
| URL | 查看原文 |
| Language | 中文 |
| Document Type | 学位论文 |
| Identifier | https://ir.lzu.edu.cn/handle/262010/229409 |
| Collection | 物理科学与技术学院 |
| Recommended Citation GB/T 7714 | 王振亭. 沙床表层颗粒的运动及生物固结[D]. 兰州. 兰州大学,2005. |
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