n. permafrost
misc. ever-frozen ground ; ever frost
多年冻土区级配改良结构性路基热学机制 - 中南大学学报(自然科学版、英文版) 关键字: 多年冻土;级配改良;结构性;有限元[gap=1399]Key words: permafrost; improved gradation; structure; finite element method
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多年冻土地区铁路工程施工技术_碧森尤信_建筑施工_建筑中文网 关键词: 多年冻土 铁路 施工技术 [gap=420]Keywords: Permafrost Roadbed; Railway ; Construction Technology
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如果冰常年不化,这种冰~土混合物被称为“多年冻土”(perennially frozen soil)。显而易见,孔隙水是一个状态变量,可以随着温度处于水蒸气、液态水或固态冰等状态。
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多年冻土路基 permafrost embankment
多年冻土带 perennial cryolithic zone
多年冻土上限 permafrost table
多年冻土区 permafrost regions ; permafrost area
多年冻土退化 permafrost degradation ; degradation of permafrost frozen soil
衔接多年冻土 connected frozen ground
不衔接多年冻土 detachment of frozen ground
多年冻土进化 permafrost aggradation
多年冻土人为上限 artificial permafrost table
Patchy permafrost is ede of vast and continuous permafrost zone which is degrading, it is discontinuous horizontally.
岛状多年冻土是大片连续多年冻土退化的边缘地带,具有平面上不连续特点。
参考来源 - 岛状多年冻土地区路基路面稳定性研究Finally, the reasonable design parameters were provided to the project, and the investigation was significant to the design of the thermosyphon foundation in the permafrost region in China.
最终,为该工程取得了合理的设计参数。 以上工作将对多年冻土地区热桩基础的设计有重要的参考价值。
参考来源 - 高寒地区高压输电杆塔热桩基础研究·2,447,543篇论文数据,部分数据来源于NoteExpress
在这一活跃层下面,是被称为“多年冻土”的第二层,终年冻结,不透水。
Beneath this active layer is a second layer called "permafrost", which is frozen all year around, and is impermeable to water.
多年冻土是指任何连续两个夏天处于冰点以下的地面。
Permafrost is defined as any ground that has stayed below freezing for more that two consecutive summers.
多年冻土地区路基病害主要由冻土土体在季节变化条件下的冻融循环造成的。
The disease of subgrade in permafrost region was mainly induced by frost heaving and thawing circulation of frozen soils because of change of seasons.
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