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 243 75.7%
2 United States 42 13.1%
3 8 2.5%
4 Korea, Republic of 7 2.2%
5 Senegal 7 2.2%
6 Germany 3 0.9%
7 Canada 3 0.9%
8 Slovakia 2 0.6%
9 Ukraine 1 0.3%
10 United Kingdom 1 0.3%
11 France 1 0.3%
12 Ireland 1 0.3%
13 Norway 1 0.3%
14 Russia 1 0.3%