soil freezing
...土壤冻结； 地下水流动 [gap=727]Key words: ground heat exchanger; heat transfer models; backfill materials; soil freezing; groundwater flow ...
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人工土壤冻结法 artificial freezing of soil
土壤冻结深度 soil frozen depth
土壤快速冻结系统 land quick freezing system
冻结土壤 [土壤] freezing soil
·2,447,543篇论文数据，部分数据来源于NoteExpress
砂性土壤冻结温度高，易冻结；
Sand- like soil's freezing point is higher and easily be frozen;
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土壤冻结达到的最大深度。
Maximum depth of frozen ground;
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.
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