【摘要】 该文通过对本区域近年来的降水监测数据的收集、整理和分析,探求本区域降水特点及主要成因。更多还原

【Abstract】 The paper analyses monitoring data of recent years and natural environment, geography , physiognomy and climate character, compared distribution of industrial pollution sources and their acidic gas discharging and fornd main factors influencing alba lenscence更多还原