China 人均期望寿命 from 35 years in 1949 to 77 years in 2018
所有跟帖:
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same as GDP, it will slow down and plateau
-fakegreen-
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01/01/2020 postreply
21:03:25
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从小就吃的营养,寿命就会长
-fourwaves-
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01/01/2020 postreply
21:22:56