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 128 68.4%
2 United States 27 14.4%
3 Canada 6 3.2%
4 Russia 6 3.2%
5 Korea, Republic of 5 2.7%
6 France 5 2.7%
7 Germany 3 1.6%
8 Brazil 2 1.1%
9 Denmark 1 0.5%
10 Switzerland 1 0.5%
11 Ukraine 1 0.5%
12 United Kingdom 1 0.5%
13 Japan 1 0.5%