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 United States 45 37.8%
2 China 37 31.1%
3 Russia 14 11.8%
4 Germany 9 7.6%
5 Korea, Republic of 5 4.2%
6 Denmark 3 2.5%
7 Israel 2 1.7%
8 Singapore 2 1.7%
9 Netherlands 1 0.8%
10 Brazil 1 0.8%