Astronomer celebrates centenarian birthday  

作　　者：Xia Qiong Zhou Jie 

机构地区：[1]不详

出　　处：《Changjiang Weekly》2022年第7期6-6,共1页长江周刊（英文）

摘　　要：Han Tianqi,a founder of China's astronomical geodesy,celebrated his 100th birthday with his family members on Feb.11.Back in February 2020,hewas unfortunately affected by COVID-19 and was twice in a critical state.

关 键 词：BIRTHDAY celebrated state. 

分 类 号：Z87[文化科学]