The building according to the invention also comprises a second floor 2 and a ground floor 3 that are integral with a sealed tank 4 that serves as ballast.
根据本发明的建筑物还包括第二层2和地面层3，第二层2和地面层3与用作压载物的密封容器4成为整体。
The closed ballast layer can raise permafrost table, decrease annual mean ground temperature below the ballast layer, and protect the permafrost effectively.
封闭碎石道碴层可以提升冻土上限，降低多年冻土温度，对下部多年冻土起到很好的保护作用。
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