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 28 37.8%
2 China 13 17.6%
3 United Kingdom 11 14.9%
4 Russia 8 10.8%
5 Germany 3 4.1%
6 India 2 2.7%
7 France 2 2.7%
8 Ukraine 1 1.4%
9 Japan 1 1.4%
10 Netherlands 1 1.4%
11 Poland 1 1.4%
12 Hong Kong 1 1.4%
13 Czech Republic 1 1.4%
14 Estonia 1 1.4%