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 33 35.9%
2 China 18 19.6%
3 United Kingdom 15 16.3%
4 Russia 9 9.8%
5 France 3 3.3%
6 Germany 2 2.2%
7 Estonia 2 2.2%
8 India 2 2.2%
9 Malaysia 2 2.2%
10 Poland 2 2.2%
11 Latvia 1 1.1%
12 Hong Kong 1 1.1%
13 Spain 1 1.1%
14 Taiwan 1 1.1%