BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 78 40.2%
2 China 43 22.2%
3 Netherlands 24 12.4%
4 Sweden 20 10.3%
5 Germany 14 7.2%
6 Korea, Republic of 8 4.1%
7 India 3 1.5%
8 Russia 2 1%
9 United Kingdom 1 0.5%
10 Hungary 1 0.5%