BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 17 45.9%
2 United States 6 16.2%
3 Japan 5 13.5%
4 Korea, Republic of 2 5.4%
5 Germany 2 5.4%
6 Switzerland 2 5.4%
7 Bangladesh 1 2.7%
8 Russia 1 2.7%
9 Sweden 1 2.7%