1) Frozen soil physiognomy
冻土地貌
2) frozen(epiglacial)landscape
冻土(冰缘)地貌
3) loess landform
黄土地貌
1.
Based on the five related indexes, the loess landforms are divided into some districts of similar type by fuzzy cluster analysis.
选用沟谷密度、切割深度、坡度特征值、相对高度及平均侵蚀模数等指标，利用模糊聚类的方法，对延河流域黄土地貌组合类型进行了划分。
5) permafrost
[英]['pɜ:məfrɔst] [美]['pɝmə'frɔst]
冻土地带
1.
The 3/4 length of the 110 kV transmission line along the Qinghai-Tibet Railway passes through the high altitude permafrost region,so the lightning activity and the soil geological condition of these regions will greatly affect the lightning protection function of the transmission line,and this should be considered in the design process.
青藏铁路110 kV输电线路全程3/4处于高海拔冻土地带,该地区特有的雷电活动规律和土壤地质状况对输电线路的雷电防护效果有着很大的影响,需要在防雷设计中予以考虑。
2.
Thermosiphon piles enable to increase the stability and bearing capacity of permafrost foundation and to prevent the foundation from frozen expansion and thaw settlement.
在多年冻土地带进行管道、铁路、公路等工程建设,必须解决冻土地基的稳定性问题。
6) permafrost region
冻土地区
1.
Study on the characteristics of cement stabilized base in permafrost regions;
多年冻土地区水泥稳定基层特性研究
2.
So far, there hadn’t been interiorly any systemic test research or numerical calculation on combination of the bearing capacity of the foundation of the transmission tower with the preservation of the frozen state of the frozen soil in the permafrost region.
±500kV呼伦贝尔～辽宁直流送电线路工程通过多年冻土地区。
补充资料：冻土地貌
| 冻土地貌 frozen ground landform，frozen earth landform 见冰缘地貌。 |
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条