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 40 41.2%
2 China 26 26.8%
3 Netherlands 9 9.3%
4 Sweden 8 8.2%
5 Germany 7 7.2%
6 Senegal 4 4.1%
7 United Kingdom 1 1%
8 Russia 1 1%
9 France 1 1%