CAJ | 학술논문

研究了西辽河平原通辽、开鲁、扎鲁特3个气象站1951-2010年降水资料.结果表明：1951-2010年间,西辽河平原年降水量总体呈减少趋势,其中春季降水略有增加,秋季降水减少最为明显;夏季降水最多,占年降水量的71.5%;降水量年内分配不均,其中7月份降水最多,占全年总降水量的31.1%.
연구료서료하평원통료、개로、찰로특3개기상참1951-2010년강수자료.결과표명：1951-2010년간,서료하평원년강수량총체정감소추세,기중춘계강수략유증가,추계강수감소최위명현;하계강수최다,점년강수량적71.5%;강수량년내분배불균,기중7월빈강수최다,점전년총강수량적31.1%.
The precipitation data from 3 stations in Tongliao、Kailu and Zhalute from 1951 to 2010 were studied with cluster analysis.The results showed that plain of xi liao river has had decreased totally with significantly in annual precipitation from 1951 to 2010,while spring precipitation was slightly increased,autumn precipitation reduced most apparently;summer precipitation reached maximum level,which accounts for 71.5% of annual precipitation.The distribution of monthly precipitation is not even,while precipitation in July reaches maximum in a year,which represents 31.1% of the total annual precipitation.