永冻土的英文

congelisol

eternal frozen ground

ever frost

ever frozen soil

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例句与用法

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New understanding of permafrost melt could soon alter global - climate models
一项关于永冻土带融化的新的发现可能不久以后会改变全球的气候。
Permanently frozen subsoil , occurring throughout the polar regions and locally in perennially frigid areas
永冻土永久冰冻的下层土壤，出现在整个北极地区和部分长期寒冷的地区
About half of the route is across permafrost , which poses particular challenges because of the danger of subsidence caused by melting at the surface in summer
路线的大半是要穿过永冻土，由于存在夏季土层表面融化而导致的下沉危险，这便给运营带来了特殊的挑战。
Engineers designed bridges to span the most treacherous area of permafrost and sank naturally cooled piping into the ground to keep the track bed frozen year - round , reducing instability
中国铁路建设者们在永冻土地段设计了桥梁，坚固的水泥桥墩深深地埋在永冻土层里，克服了路基不稳定的难题。
When a buried pipeline goes through permafrost zone , thermal action between medium in pipeline and permafrost occurs and causes the frozen earth thawing , so the thaw settlement forms around the pipeline
摘要埋地油气管道通过永冻土地带时，由于管内介质与周围的冻土发生了热力作用，使冰土解冻，在管道周围形成融化圈。