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 40 46.5%
2 China 22 25.6%
3 Sweden 11 12.8%
4 Netherlands 5 5.8%
5 Russia 4 4.7%
6 Spain 1 1.2%
7 France 1 1.2%
8 Germany 1 1.2%
9 Canada 1 1.2%