研究结果对于改善季节性冻土区土壤热状况，指导农业生产具有实际意义。
The results are of practical meaning to improve soil thermal regime and guide agricultural production in seasonal frozen districts.
该模型为进一步分析日光温室内土壤温度热状况和进行综合评价、选用提高日光温室地温措施提供了手段和依据。
The model is proved successful and provides a scientific base in further analysing soil temperature conditions and selecting the soil temperature raising method of greenhouse.
结合辐射和土壤热通量观测资料揭示了两站的地面热量平衡状况，用地面热量平衡方程对以上结果进行了闭合误差检验。
The surface heat balance is discussed by involving the observational data of radiation and soil heat transfer, and the closed test of the surface heat balance equation is made.
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