frozen ground meaning in English

冰冻的地面
地冻
冻地
冻结地层
冻原；冻土

Code for engineering geological investigation of frozen ground
冻土工程地质勘察规范
In the heat the frozen ground began to soften
冰冻的地面受热后开始融化。
It took up the whole afternoon to pick up the frozen ground
我们花了一下午的时间刨冰冻的地面。
Research on road freezing depth in seasonally frozen ground region
耳后带蒂复合皮瓣移植填塞乳突术腔并重建外耳道后壁
The characteristics analysis on frost heaving of subgrade in the seasonally frozen ground region
浅议高寒地区道路冻胀翻浆的防治方法

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