寒冰已把大地冻结实。
研究结果将为人工冻结实际工程，特别是在季节冻土区的人工冻结工程提供重要的理论指导。
This study will provide significant instruction for the construction of artificial ground freezing, especially in seasonally frozen ground.
介绍一个改进的水滴冻结实验装置，它由冷腔、冷腔温度控制、水滴冻结信号检测及记录、循环散热和冷环境箱等几部分构成。
A device for drop-freezing experiment was improved, which consists of the cold-cavity, thermometer, controller of temperature, recorder of signals, cold sink, and environment box.
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