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 China 13 23.6%
2 United Kingdom 13 23.6%
3 United States 11 20%
4 Russia 7 12.7%
5 Poland 2 3.6%
6 France 2 3.6%
7 Germany 1 1.8%
8 Hong Kong 1 1.8%
9 India 1 1.8%
10 Korea, Republic of 1 1.8%
11 Moldova, Republic of 1 1.8%
12 Czech Republic 1 1.8%
13 Estonia 1 1.8%