不同季节土壤模型的建立为沱沱河和五道梁两变电站接地系统的设计奠定了基础。
Building up soil models in different seasons establishes the foundation for the grounding system design of two substations.
为确保纳赤台—五道梁—沱沱河送电线路工程多年冻土地区铁塔基础地基的稳定，部分地段采用了热棒处理措施。
The part area adopts heat-bar treatment measure, to ensure permafrost areas iron tower foundations stability of Nachitai-Wudaoliang-Tuotuohe transmission line engineering.
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