EPISODE · Dec 8, 2025 · 10 MIN
2025.12.08《胡焕庸线：中国人口地理的分界线》
from 每日AI地理
在中国地图上，从黑龙江黑河到云南腾冲画一条直线，线东南方36%的国土居住着约94%的人口。这条由地理学家胡焕庸在1935年揭示的规律，为何穿越近百年风云变幻，至今依然牢不可破？前往小宇宙评论区与主播互动
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2025.12.08《胡焕庸线：中国人口地理的分界线》
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