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 29 37.7%
2 United States 16 20.8%
3 United Kingdom 13 16.9%
4 Russia 6 7.8%
5 Ukraine 2 2.6%
6 Czech Republic 2 2.6%
7 Germany 2 2.6%
8 Hong Kong 1 1.3%
9 India 1 1.3%
10 Moldova, Republic of 1 1.3%
11 New Zealand 1 1.3%
12 Poland 1 1.3%
13 France 1 1.3%
14 Australia 1 1.3%