采用经过验证的数学模型对不同工况的草坪土壤温度场进行数值模拟分析，得到北京地区草坪电缆加热系统的优化设计参数。
Using the validated model, simulates the turf soil temperature of different conditions, obtains the optimum parameters of electric cable heating system in Beijing.
本文对北京地区草坪冬季电缆电热融雪保绿问题，草种的选择及土壤温度场进行研究，旨在对北京地区草坪电缆加热系统进行优化设计。
Studies are conducted on melting snow and keeping green by electric cable heating system on Beijing sports turf in winter, grass seed selection, and turf soil temperature field.
分析了土壤中水的渗流对传热过程的影响，并对考虑渗流作用时不同土壤物性对单根U型垂直埋管换热器周围土壤温度场进行了模拟计算与分析。
The influences of groundwater advection to heat transfer process and different soil property to the soil temperature field around the single U-tube underground heat exchanger were analyzed.
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