BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 United States 48 59.3%
2 France 10 12.3%
3 China 7 8.6%
4 Korea, Republic of 5 6.2%
5 Russia 3 3.7%
6 Germany 2 2.5%
7 United Kingdom 2 2.5%
8 Hong Kong 1 1.2%
9 Israel 1 1.2%
10 Sweden 1 1.2%
11 Estonia 1 1.2%