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本文通过对沈阳桃仙国际机场1995～2011年期间重要天气出现的小时数进行统计,分析出不同时段、月份、年份、季节重要天气发生的规律性,以及不同天气系统对重要天气产生的影响。统计2004～2011年因天气原因导致的航班不正常率,分析其季节、年际变化特征,并与重要天气出现的相关性等,得出沈阳桃仙国际机场重要天气对航班正常率的影响规律。
Based on the statistics of the number of hours of important weather in Shenyang Taoxian International Airport from 1995 to 2011, this paper analyzes the regularity of occurrence of important weather in different periods, months, years and seasons and the impact of different weather systems on important weather. Statistics 2004-11 due to weather caused flight irregularities, analysis of its seasonal, interannual variability, and the correlation with the emergence of important weather, come to Shenyang Taoxian International Airport important weather on the normal rate of the impact of the law .