他们尤其考量了位于底层永久冻结土壤和上层季节性冻结土壤之间的居间不冻层的形成。
They looked in particular at the creation of "taliks", which are patches of unfrozen ground sandwiched between layers of permanently frozen soil lower down and a seasonally frozen patch of soil above.
大部分的土壤在径流高峰期仍然是冻结的。
Much of the soil is usually still frozen during peak run-off.
近年来北极的平均温度上升了2摄氏度，冻结了数千年的土壤开始融化。
Average Arctic temperatures have risen by 2 degrees Celsius in recent years, melting soil that had been frozen for millennia.
在土壤从不冻结的地方种植鳞茎植物有一个小窍门。
There is a trick people can use to grow bulbs in places where the ground never freezes.
在季节性冻土分布区，土壤水分的冻结和融化必将会伴随着热量交换、水分迁移等物理过程。
Freezing and thawing of soil moisture is accompanied with a series of physical processes in seasonal freezing-thawing areas, such as moisture transfer and heat exchange.
土季节冻结和融化的影响因素主要有雪盖、植被、土壤成分及含水量、地表状况和地形等。
The factors that can influence the soil seasonal free zing and thawing include snow -cover, vegetation, the soil component and contain water, the condition of earth, landform and so on.
砂性土壤冻结温度高，易冻结；
Sand- like soil's freezing point is higher and easily be frozen;
该文通过土壤冻结期间积水入渗试验，获得了不同入渗水温条件下冻土的入渗规律。
During the freezing period, the infiltration experiments were conducted and the infiltration characteristics of the frozen soil under different water temperatures were obtained.
同时亦对影响土壤冻结深度的温度因子做了探讨。
The law of annual variations of frozen depth and the charateristics of water moving to freezing interface were analyzed.
土壤冻结达到的最大深度。
土壤冻结达到的最大深度。
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