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 174 68.5%
2 United States 35 13.8%
3 Canada 11 4.3%
4 9 3.5%
5 Senegal 7 2.8%
6 Germany 6 2.4%
7 Korea, Republic of 6 2.4%
8 Taiwan 2 0.8%
9 France 2 0.8%
10 Ukraine 1 0.4%
11 Kyrgyzstan 1 0.4%