近42年榆中县气温突变及周期变化
潘舟艳1, 闫丽娟2, 李广1,3, 聂志刚4

Mutations and cycle analysis of temperature in Yuzhong in recent 42 years
Pan Zhou-yan1, Yan Li-juan2, Li Guang1,3, Nie Zhi-gang4
榆中县年平均气温Mann-Kendall突变