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 223 78.8%
2 United States 32 11.3%
3 Canada 6 2.1%
4 Senegal 6 2.1%
5 Germany 5 1.8%
6 4 1.4%
7 Korea, Republic of 2 0.7%
8 Sweden 2 0.7%
9 Ukraine 1 0.4%
10 Singapore 1 0.4%
11 France 1 0.4%