太阳辐射是影响高原地区飞机维修保障的重要因素。针对高原环境下的飞机维修保障问题，分析了高原地区太阳辐射的特点，研究了太阳辐射对塑料、橡胶、纺织品纤维等材料的影响。从飞机复合材料部件、保障设备、维修人员3个角度，分析了高原地区太阳辐射对飞机维修保障的影响，并对高原地区飞机维修保障能力建设提出对策建议。

Solar radiation is one of the most important factors that have effect on aircraft maintenance support.The aircraft maintenance support in plateau section was studied in this paper.The characteristics of solar radiation in plateau section were analyzed,and the influences of solar radiation on such materials as plastic,rubber and textile fiber were studied.Then,from three aspects of aircraft composite parts,maintenance support equipment and maintenance personnel,the effects of solar radiation in plateau section on aircraft maintenance support were analyzed.Some suggestions are given to the construction of aircraft maintenance support capability in plateau environment.