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 64 35.8%
2 China 62 34.6%
3 Germany 18 10.1%
4 Korea, Republic of 14 7.8%
5 Netherlands 8 4.5%
6 Russia 3 1.7%
7 Singapore 3 1.7%
8 Brazil 2 1.1%
9 Canada 2 1.1%
10 Bangladesh 1 0.6%
11 Ukraine 1 0.6%
12 United Kingdom 1 0.6%