CAJ | 학술논문

利用烟台市11个气象台站1980-2010年的地面观测资料，通过数理统计方法，对烟台地区降水的空间分布、年平均变化、季节变化及年际变化规律进行了分析。结果表明：烟台市降水量由南向北逐渐减少，降水日数为北多南少；近30年降水量呈现出57.362 mm/10年的增长趋势，降水日数为2 d/10年的减少趋势；四季降水分明，各季节的降水量年际变化较大，除秋季呈现出缓慢下降的趋势外，其他3季均为上升趋势。
이용연태시11개기상태참1980-2010년적지면관측자료，통과수리통계방법，대연태지구강수적공간분포、년평균변화、계절변화급년제변화규률진행료분석。결과표명：연태시강수량유남향북축점감소，강수일수위북다남소；근30년강수량정현출57.362 mm/10년적증장추세，강수일수위2 d/10년적감소추세；사계강수분명，각계절적강수량년제변화교대，제추계정현출완만하강적추세외，기타3계균위상승추세。
Based on the surface meteorological observation data of 11 meteorological stations of Yantai City during 1980 to 2010 ,spatial distribution,annual average variation,seasonal variation and inter-annual variation patterns of precipitation in Yantai City were analyzed ,using mathematical statistics method.The results showed that the amount of precipitation gradually decreased from the south to north of Yantai City ,but the days of precipitation in the north was more than that in the south.During the recent thirty years′period,the amount of precipitation increased by 57.362 mm while the days of precipitation decreased by 2 days in every ten years.The amount of precipitation varied greatly from season to season ,and the amount of precipitation gradually decreased in autumn but increased in other seasons.