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 160 70.5%
2 United States 27 11.9%
3 Canada 9 4%
4 Korea, Republic of 7 3.1%
5 Senegal 7 3.1%
6 Taiwan 4 1.8%
7 Japan 4 1.8%
8 Germany 3 1.3%
9 3 1.3%
10 France 2 0.9%
11 Ukraine 1 0.4%