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 140 68.3%
2 United States 30 14.6%
3 Korea, Republic of 7 3.4%
4 Senegal 6 2.9%
5 Singapore 5 2.4%
6 Germany 4 2%
7 4 2%
8 Canada 4 2%
9 Taiwan 2 1%
10 Ukraine 1 0.5%
11 Hong Kong 1 0.5%
12 Russia 1 0.5%