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简述松花江的水文特征
更新时间: 2020-10-22 00:00:00  

流域地处北温带季风气候区,大陆性气候特点非常明显,冬季寒冷漫长,夏季炎热多雨,春季干燥多风,秋季很短,年内温差较大,多年平均气温在5到3摄氏度之间,年内7月温度最高,日平均可达20到25摄氏度,最高曾达40摄氏度以上。南部、中部稍大,东部次之,西部、北部最小。汛期6至9月份的降水量占全年的百分之60至百分之80,冬季12至2月的降水量仅为全年的百分之5左右。

关键词: 简述 松花江 水文 特征

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