中国19512018年气温和降水的时空演变特征研究
刘凯, 聂格格, 张森

Study on the Spatiotemporal Evolution of Temperature and Precipitation in China from 1951 to 2018
Kai Liu, Gege Nie, Sen Zhang
图9 19512018年中国年均总降水量等值线图
Fig.9 Contour map of China's annual average precipitation from 1951 to 2018