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 138 59.5%
2 United States 66 28.4%
3 Korea, Republic of 7 3%
4 Senegal 7 3%
5 Germany 6 2.6%
6 Russia 3 1.3%
7 France 2 0.9%
8 Canada 1 0.4%
9 Ukraine 1 0.4%
10 New Zealand 1 0.4%