永久冻土融化导致甲烷和其他碳化合物释放到大气层，增加温室效应。
Thawing permafrost leads to releases of methane and other carbon compounds that can reach the atmosphere and increase greenhouse warming.
基于临界边界单元法，研究温度场中具有蠕变效应的冻土接触载荷传递问题。
The problem of transmission of loaded contact frozen soil with creep effect in the temperature field is studied using critical boundary element method.
多年冻土上限的抬升主要是由于高路基的热阻效应导致上限附近土层温度变幅急剧减小而形成的。
The rising of permafrost table should be attributed to an obvious decrease in fluctuation of temperature at the depth of permafrost table due to the thermal resistance effect of high embankment.
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