permafrost regions
基本解释
- [交通运输工程]多年冻土区冻土路基多年冻土地区
- [地球科学]多年冻土区
英汉例句
- This is the vegetational climate of arctic permafrost regions.
这是北极永冻地区的植物气候。 - There are 50 years history about subgrade construction technology and the relevant research in the permafrost regions.
目前，针对级配碎石力学性能研究较少，在多年冻土地区的应用研究还是空白。 - In the past 30 years, the values of freeze-thaw intensity (FTI) exhibited an increasing trend, which indicates that the stability of frozen ground has changed to some extent in the permafrost regions.
近30年来高原地区冻融强度（FTI）呈现增大的趋势，这在某种程度上表明高原多年冻土区冻土的稳定性发生了变化；
双语例句
词组短语
- roadbed in permafrost regions 冻土路基
- Patchy permafrost regions 岛状多年冻土
- roadbed damage in permafrost regions 冻土路基病害
- high -temperature and fine-grained permafrost regions 高温细粒多年冻土区
短语
专业释义
- 多年冻土区
In this paper, the main principles in bridge design of the Qinghai-Tibet Railway, a railway passes through permafrost regions, are introduces. The adaptability and application of some foundations in permafrost regions are also analyzed.
针对青藏高原多年冻土的特点,提出了青藏铁路多年冻土区桥梁设计主要原则,并对不同的基础类型在冻土区适应情况进行分析,提出了适应高原冻土性质的基础应用,最后对钻孔灌注桩的承载力,切向冻胀力和基础沉降量的计算进行介绍。 - 冻土路基
- 多年冻土地区
- 多年冻土区